2 years ago

I don’t understand this can someone help? Please

Mathematics

2 answers:

Kobotan [32]2 years ago

7 0

Answer:mkay, also yes he did

Step-by-step 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

oksano4ka [1.4K]2 years ago

7 0

i think the answer is 1-6x

Step-by-step explanation:

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