solve for x

Question

1. -5y+7=-18

2.-12=3a-5a

3. 2.5p=0.5p+14

4. 3x-7-+(-5x+8)

Answer 1

2.5p=.5p+4

divide both sides by .5 p.

You will be left with 5p=4

Divide 4 by 5

so the answer is p=4/5

Answer 2

No what you should do is all adding/subtracting first then dividing/ multiplying.