Question

Solve each of the following equations and check your solution by substituting its value in the equation.

1. 2=4(z+4)
2. 6=3(b-4)

Answer 1

(1) 2/4 = z+ 4
0.5 = z + 4
z = 0.5 -4
z =-3.5

(2) 6/3 = b-4
2 = b-4
b = 2+4
b =6