Question

Solve the inequality 8z + 3 - 2z < 51

A. Z < 5.4
B. Z < 8
C. Z < 9
D. Z < 14

Answer 1

8z+3-2z<51
8z-2z=6z
6z+3=51
3-3=0 51-3=48
6z=48
6z/6. 48/6= 8
z=8