Question

How do you evaluate -1 + x / 2 equals 4

Answer 1

x=10

Explanation:

-1 + x / 2 = 4

Add 1 to each side

-1 +1 + x / 2 = 4+1

x/2 = 5

Multiply each side by 2

x/2 *2 = 5*2

x = 10