Solve by graphing -3x + y = 4 y = -2x - 1

Answers

Answer 1

Answer:

(-1,1)

Step-by-step explanation:


Related Questions

12(2 - x) + 2 = 14 (12(2-x) + 2 =14

Answers

Answer:

x = 1

Step-by-step explanation:

12(2 - x) + 2 = 14

24 - 12x + 2 = 14

26 - 12x = 14

-12x = -12

x = 1

Hopefully this helps!

Brainliest please?

what is 35-14+27 i really need help pls anser fast

Answers

Answer:

B is the correct answer, The first choice (which you chose) is the incorrect answer.

Step-by-step explanation:

PLEASE HELP
d=2r show all steps pls

Answers

Answer:

Step-by-step explanation:

1.1     Solve   d-2r  = 0

Tiger recognizes that we have here an equation of a straight line. Such an equation is usually written y=mx+b ("y=mx+c" in the UK).

"y=mx+b" is the formula of a straight line drawn on Cartesian coordinate system in which "y" is the vertical axis and "x" the horizontal axis.

In this formula :

y tells us how far up the line goes

x tells us how far along

m is the Slope or Gradient i.e. how steep the line is

b is the Y-intercept i.e. where the line crosses the Y axis

The X and Y intercepts and the Slope are called the line properties. We shall now graph the line  d-2r  = 0 and calculate its properties

Find an equation of the line that satisfies the given conditions.
x-intercept: 8; y-intercept: 6

Answers

Answer:

3x+4y-24=0.

Step-by-step explanation:

if the common form of the required equation is

[tex]\frac{x}{a} +\frac{y}{b} =1, \ where \ a;b \ are \ x-intercept;y-intercept,[/tex]

then the required equation is:

[tex]\frac{x}{8} +\frac{y}{6} =1[/tex]

or 3x+4y-24=0.

1
2 kg de plátanos cuesta $400 ¿ Cuál será el valor de 5,5 kg de esa fruta?

Answers

Answer:

Gfd 600

Step-by-step explanation:

An airplane is flying from New York City to Los Angeles. The distance it travels in miles, d is 0.15 per second of time, t.

this is not part of the question. > if you give me the answer or solve this whatever You will get 100 points!!

Answers

Here the function given by

f(d)=0.15t

Now

f(1):-

[tex]\\ \sf\longmapsto f(1)=0.15(1)=0.15m[/tex]

[tex]\\ \sf\longmapsto f(2)=0.15(2)=0.3m[/tex]

f(x) =2x+1 g(x)= x^2 -7 find (f+g)(x)

need help like asap​

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

Let's find (f + g)(x) :

[tex]2x + 1 + {x}^{2} - 7[/tex]

[tex] {x}^{2} + 2x - 6[/tex]

Answer:

[tex]f(x) = 2x + 1 \\ g(x) = {x}^{2} - 7 \\ (f + g)(x) = f(x) + g(x) \\ (f + g)(x) = (2x + 1) + ( {x}^{2} - 7) \\ (f + g)(x) = 2x + 1 + {x}^{2} - 7 \\ \boxed{ (f + g)(x) = {x}^{2} + 2x - 6}[/tex]

(f+g)(x) = x²+2x-6 is the right answer.

Triangle ABC is an isosceles triangle. Angles B and C are base angles, with measurements of (5x - 10)° and (4x + 5)°, respectively. What is m
15 °
35 °
50 °
60 °

Answers

Answer:

[tex]\bf{50 \degree }[/tex]

Step-by-step explanation:

Given:

[tex]\begin{aligned}&\sf \triangle \ ABC \\&\sf \angle B \ \cong \angle C \end{aligned} [/tex]

Solve for x

[tex]\begin{aligned}&\sf 5x-10=4x+5 \\&\sf 5x-4x=5+10 \\&\sf x=15 \end{aligned} [/tex]

Solve for ∠B

[tex]\begin{aligned}&\sf (5x-10)\degree \\=&\sf \ (5(15)-10)\degree \\=&\sf \ (75-10)\degree \\=&\sf \ 65 \degree \end{aligned} [/tex]

Solve for m

[tex]\begin{aligned}&\sf m=180 \degree -(\angle B + \angle C) \\&\sf m=180 \degree -(65 \degree + 65 \degree ) \\&\sf m=180 \degree - 130 \degree \\&\boxed{\bf{m=50 \degree }} \end{aligned} [/tex]

Find the measure of each angle indicated.

A) 21°
C) 23
E) 25°
B) 80°
D) 20°

Answers

Answer:

D) 20⁰

Step-by-step explanation:

EDF = 180-100=80⁰

EFD= 80⁰+80⁰=160⁰

180⁰-160⁰=20⁰

Answer:

I would say D, 20°

Step-by-step explanation:

angles on a straight line should be equal to 180°. so 180 -100 = 80° inside.

angles inside a triangle should also be 180. So, 80° + 80° =160°. to get the other angle subtract 160 from 180 to get 20°

I WILL MARK YOU BRAINLIEST!
A square pizza has an area of 64 square inches. What is the length of stuffed crust you will need to put around the pizza

Answers

Square means the sides equal each other. Sqrt(64) = 8.

The sides of the square pizza are all 8 inches. Finding the perimeter, we add all the sides which is 4 * 8. The crust should be 32 inches.

Bon appetit!

Ill give brainles
Evaluate.

−11.9−1

Answers

Answer:

I think its -12.9

Step-by-step explanation:

An airline runs a commuter flight between Portland, Oregon, and Seattle, Washington, which are 145 miles apart. An increase of 20 miles per hour in the average speed of the plane decreases the travel time by 12 minutes. What initial average speed results in this decrease in travel time? (Round your answer to one decimal place.)

Answers

The speed of the airplane is the ratio of the distance to the time

The initial average speed of the airplane is approximately 110.8 mph

Reason:

Given parameters are;

The distance between Portland Oregon and Seattle Washington = 145 miles

The decrease in travel time when the speed is increase by 20 mph =  minutes

The initial speed of the airplane, v = Required;

Solution;

[tex]t = \dfrac{145}{v}[/tex]

[tex]t - \dfrac{12}{60} = \dfrac{145}{v + 20}[/tex]

Therefore;

[tex]\dfrac{145}{v} - \dfrac{12}{60} = \dfrac{145}{v + 20}[/tex]

Which gives;

[tex]\dfrac{145}{v + 20} - \dfrac{145}{v} + \dfrac{12}{60} = 0[/tex]

Therefore

0.2·v² + 4·v - 2,900 = 0

v ≈ ±110.8 mph

The initial average speed of the airplane, v≈ ± 110.8 mph

Learn more  here:

https://brainly.com/question/11365874

help me find x in this triangle

Answers

Answer:

x=176 degrees

Step-by-step explanation:

The first step to solving this is filling out any information we have. We know a solid line is 180 degrees, so the angle next to 92 must be 88.

We also know that the length of the line dividing 92 and 88 is equal to the other line with a small line in the middle. Because of this, the angle above the first 88 we found is also 88 degrees.

Now that we know two of the angles in the triangle add up to 176, we can figure out that the other angle is equal to 4. We know this because the sum of the interior angles of a triangle must equal 180.

This may seem off to you, but keep in mind that this diagram is likely not to scale.

Using the same rule we used for the first part we did, we can deduce that x equals 176.

Help Please!!

Line segment LM is dilated by a scale factor of to form L'M'. Point H, which lies on LM, is the center of dilation. If the slope of LM is 6, which of the following is true about L'M'?
A.
Line segment L'M' has a slope of 6 and does not pass through point H.
B.
Line segment L'M' has a slope of 2, and does not pass through point H.
C.
Line segment L'M' has a slope of 2, and passes through point H.
D.
Line segment L'M' has a slope of 6 and passes through point H.

Answers

Answer D.

Step-by-step explanation:

D.

Line segment L'M' has a slope of 6 and passes through point H.

Given that line segment LM is dilated by a scale factor of to form L'M'. Statement D). is true.

What is dilation of a line segment?

The dilation of a line segment is longer or shorter in the ratio given by the scale factor. If the scale factor is greater than 1 (k > 1), the image will be larger than the pre-image, making the segments (sides) of the image longer than the corresponding sides of its pre-image (an enlargement).

When a line segment gets dilated, it gets longer or shorter. But, the slope does not change. Also, the center of dilation which lies on the line segment, stays on the line only. Thus, D). is true.

Learn more about dilation of a line segment here

https://brainly.com/question/21426541

#SPJ2

What is the area of a parallelogram with a base of 20 centimeters and a height of 9 centimeters?

Answers

Answer:

Area = 108

Step-by-step explanation:

A = base * height

A = 20 * 9 = ?

A = 20 * 9 = 108

The local recreation center held a scavenger hunt. There were 15 boys and 9 girls at the event. The group was divided into the greatest number of teams possible with the same number of boys on each team and the same number of girls on each team. How many teams were made if each person was on a team?

Answers

Answer:

3 teams

Step-by-step explanation:

Find the GCD of 15 and 9 in order to get the greatest number of teams possible

GCD is 3

452 x 58 = 3616 + 3400 =
362 x 92 = 544 + 280 =

Answers

1) 452 x 58 =26216

2) 3616 + 3400 = 7016

3) 362 x 92 = 33304

4) 544 + 280 = 824

Hope this helped you- have a good day bro cya)

452 x 56 = 17176
3616 + 3400 = 7016
17176 = 7016
362 x 92 = 33304
544 + 280 = 824
33304 = 824

Will mark brainliest - In how many ways can you place 50 identical balls in six distinct urns such that each urn contains an odd number of balls?

Answers

Answer:

The answer is 80,730

Step-by-step explanation:

Hope this helps <33

have a good afternoon :)

Express the number 7.901×10 to the 12 hour in standard form to change his number to standard form move the decimal point how many places

Answers

Answer:

7.901. 10 '12'

Step-by-step explanation:

Find the difference (7-3t) - 5(-1.6t + 5)

Answers

Answer:

5t - 18

Step-by-step explanation:

STEP 1: Simplify 8/5

equation at end-                                                                                                           8 (7 - 3t) -  (5 • ((0 -  (— • t)) +  5)) 5          

STEP 2:          2.1   Adding a whole to a fraction

Rewrite the whole as a fraction using  5  as the denominator :

      5     5 • 5

   5 =  —  =  —————

        1       5  

Equivalent fraction : The fraction thus generated looks different but has the same value as the whole

Common denominator : The equivalent fraction and the other fraction involved in the calculation share the same denominator

\2.2       Adding up the two equivalent fractions

Add the two equivalent fractions which now have a common denominator

Combine the numerators together, put the sum or difference over the common denominator then reduce to lowest terms if possible:

-8t + 5 • 5     25 - 8t

———————————  =  ———————

EQUATION AT END:  (25 - 8t)

 (7 - 3t) -  (5 • —————————)

                      5    

STEP 3:  (7 - 3t) -  (25 - 8t)

At midnight, the temperature was 31.2°F. In the morning, the temperature was −6.7°F. Which statement describes the temperatures?

At midnight, the temperature was 31.2 degrees above 0, and in the morning, it was 6.7 degrees lower.
At midnight, the temperature was 31.2 degrees below 0, and in the morning, it was 6.7 degrees higher.
At midnight, the temperature was 31.2 degrees above 0, and in the morning, it was 6.7 degrees below 0.
At midnight, the temperature was 31.2 degrees below 0, and in the morning, it was 6.7 degrees above 0.

Answers

Answer:

The third statemnet

Step-by-step explanation:

I say the third statement is correct because it says its 31.2 degrees above 0 which is positive. Also it says in the morning it was 6.7 below 0 which is negative which equlas-6.7. So that is why statement 3 is the correct answer.

A recommended portion of Lee's muesli weighs 75g.
Lee's muesli contains 71% wheat and oats, 26.5% fruit and 2.5% nuts.
a What is the mass of wheat and oats in one portion of Lee's muesli?
b What is the mass of nuts in one serving of Lee's muesli?

Answers

Answer:

Total weigh = 75g

a) so the mass of wheat and oats one protion = 75*(71/100) g = 53.25g

b) the mass of nuts in one serving = 75*(2.5/100) g = 1.875g

Step-by-step explanation:

Here I think mass = weigh, as it's not physics.

I spent all my points into this so give it your best shot
The linear functions f(x) and g(x) are represented on the graph, where g(x) is a transformation of f(x):

A graph with two linear functions; f of x passes through 5, 0 and 10, 10, and g of x passes through negative 3, 0 and 2, 10.

Part A: Describe two types of transformations that can be used to transform f(x) to g(x). (2 points)

Part B: Solve for k in each type of transformation. (4 points)

Part C: Write an equation for each type of transformation that can be used to transform f(x) to g(x). (4 points)

Give it your best shot

Answers

Answer:

7

Step-by-step explanation:

This is the value of "f(x)"  when "x = 0" .

Describe what is meant by the slope of a non-vertical line. Explain how your description relates to the definition of slope.

Answers

Answer:  A verticle line does not have a slope.

Step-by-step explanation:  Slope is the rate of change of y for each change in x.  y = 2x is a line with slope of 2.  Each time x is incremented by 1, y will increase by twice (2x) that amount.  There is no slope to a verticle line, unless you want to call it infinite.  The value of y is not defined by x.

Which graph shows the solution to the system of inequalities?

Answers

First one I believe

Determine the mystery decimal number from the clues listed.

Clue 1: between 2/5 and 3/5

Clue 2: greater than 1/2

Clue 3: a multiple of 0.11

Answers

Answer:

.55

Step-by-step explanation:

3/5 = 0.6

1/2 = 0.5

it has to be in between these two numbers

5 x 0.11 = 0.55

Answer:

Step-by-step explanation:

It is between 0.4 and 0.6

It is greater than 1/2. That means that the starting point is 0.5 to 0.6

The final clue should nail it. It is a multiple of 0.11. That means it is 0.55. One possible answer is 11/20

Cho hình bình hành ABCD . Gọi E , F , M , N là trung điểm AB , BC , CD , DA . Cmr : a) Ba vectơ EF , AC , MN cùng phương . b) vectơ EF = vectơ NM. Suy ra : EFMN là hình bình hành

Answers

Answer:

Không ai yêu bạn

Step-by-step explanation:

Bạn là người Việt Nam, ruộng lúa của bạn có hư không? Tốt nếu nó được.

HELP PLEASE BRAINIEST IF CORRECT!!!!!

Answers

Answer:

1/4

Step-by-step explanation:

It’s 2/3

The rate of change is the slope. And the only two points on the line that doesn’t look like a decimal is (0, -3) and (3,-1).

Slope = (y2 - y1) / (x2 - x1)

(-1 - -3) / 3 - 0
= 2/3

19) 7x - 8(-x+7)=-16+ 7x


Can someone help me solve this problem and also tell me what type of problem this is ?

Answers

Hi there!  

»»————- ★ ————-««

I believe your answer is:  

x = 5

»»————- ★ ————-««  

Here’s why:  

⸻⸻⸻⸻

[tex]7x - 8(-x+7)=-16+7\\\--------------\\\rightarrow7x +8x - 56 =-16 + 7x\\\\\rightarrow 15x -56 = 7x - 16\\\\\rightarrow 15x - 7x - 56 = 7x - 7x - 16\\\\\rightarrow 8x - 56 =-16\\\\\rightarrow 8x - 56 + 56 = -16 + 56\\\\\rightarrow 8x = 40\\\\\rightarrow\frac{8x=40}{8}\\\\\rightarrow \boxed{x = 5}[/tex]

⸻⸻⸻⸻

»»————- ★ ————-««  

Hope this helps you. I apologize if it’s incorrect.  

Which statement corresponds to the values of x shown on the following number line? (Gray line is answer, dark black line is just number line)

a) -4 5x<2
b) -4 c) -45x>2
d) -42 x > 2

Answers

Answer:

a)-4 5×<2

Step-by-step explanation:

#CarryOnLearning
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