Question

What value of z makes this equation true?

(the equation is 10−3(z−2)=5z+7)
A z=−92

B z=−38

C z=98

D z=32

Answer 1

z = 9/8

Explanation:

10 −3(z−2) = 5z + 7

10 - 3z + 6 = 5z + 7

-3z + 16 = 5z + 7

-3z - 5z = 7-16

-8z = -9

z = 9/8