Question

-> Which expression is equivalent to -3z + 17 – (-152) - (-4)?

-12z + 13
18z + 21
-18z + 13
12z + 21

Answer 1

12z+21

Explanation:

Did you mean: -3z + 17- (-15z) - (-4) :(-15z) and not (-152)!!

=-3z+17+15z+4

=12z+21