Question

simplify (-8z+4) + (7z-7)
(5x+6) - (x+4)
(7y+5) - 2(4y-3)
-2(a+4) - 2(4.5a-7)
For 100 Points Fake Answers gets Reported 30 Times

Answer 1

Answer:

1. -1z-3

2. 4x+2

3. -y+11

4. 7a-22

Step-by-step explanation:

Not too sure about the last one