Question

I don’t understand this can someone help? Please

Answer 1

i think the answer is 1-6x

Explanation:

Answer 2

Answer:mkay, also yes he did

Explanation:

1.Remove the parentheses

2.put -5z and 4z together which makes -9z(negative plus positive equals negative)

3.-9z+ -6z=-3z and 7+8=15

4.15 decided by -3=5

so yes, z=-5