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Scilla [17]
3 years ago
9

Evaluate the function when f(x) = 2x + 2, when x = -1.

Mathematics
2 answers:
maks197457 [2]3 years ago
6 0
Answer: 2 x -1 = -2. -2 + 2 =0
SashulF [63]3 years ago
6 0
2x+2 plug in -1 for X
2(-1) + 2=
-2 + 2 =
0
So the answer is D.
You might be interested in
Find the slope and y-intercept of the following equation: Y = ¾ x - ½
Alina [70]

Answers:

Slope = 3/4

y intercept = -1/2

================================================

Explanation:

The form y = mx+b is known as slope intercept form

m is the slope and b is the y intercept

Comparing y = (3/4)x - 1/2 to y = mx+b, we see that

m = 3/4

b = -1/2

3 0
3 years ago
What is the solution to this equation? x + (- 14) = 4. (A) x = 10. (B) x = - 10. (C) x = - 18. (D) x = 18
Vika [28.1K]
First, you want to get x by itself on one side. We write the equation as x-14=4. Since 14 is being subtracted from x, we add it to both sides to cancel it out, x-14+14=4+14 or x=18.

Your answer would be D.

4 0
3 years ago
PLZ HELP
charle [14.2K]

Answer:

17 pants and 9 shirts

let x rep pants

let y rep shirts

x + y =26

225 x + 125 y =4950

x = 26 - y

225(26 - y) + 125y= 4950

5850-225y+125y = 4950

5850-100y=4950

-100y=4950-5850

-100y=-900

y=9

x = 26 - (9)

x = 17

3 0
3 years ago
PLEASE HELP!!! Solve for y.
ivolga24 [154]
- 2.1 = y/6 + 17.1
- 2.1 - 17.1 = y/6
- 19.2 = y/6
19.2*6 = y
-115.2 = y

So y = - 115.2.

Hope this helps ! This "/" is a fraction.

Photon
5 0
3 years ago
Complete the steps to find the value of x.
Aneli [31]

Answer:

x = 64 degree  , 2x = 128 degree

Step-by-step explanation:

2x = 128 (being alternate interior angles)

x = 128/2

x = 64 degree

2x

=2*64

=128 degree

7 0
2 years ago
Read 2 more answers
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