Question

i want this answer with steps

Answer 1

Answer:

2x + 8

Step-by-step explanation:

3x + 15 - x -7

2x + 15 - 7

2x + 8

Answer 2

Step-by-step explanation:

5a)

3(x+5)-x-7

3x+15-x-7

2x+8

when x=-2

-4+8

4

5b) x +5-2(x-5)

x+5-2x+10

-x+15

2+15

17

5c)2(4x-1)+4(2x+1)

8x-2+8x+4

16x+2

-32+2

-30