Question

Z+4(2z+3)=15
Distributive property

Answer 1

z = 1/3.

Explanation:

Z+4(2z+3)=15

= z + 4*2z + 4*3 = 15

= z + 8z + 12 = 15

9z = 15 - 12

9z = 3

z = 1/3.

Answer 2

I hope it helps you get it right