Question

Calcule as equações abaixo:

Answer 1

A) x + 1/2 = 3
x + 1 = 3 • 2
x + 1 = 6
x = 6 - 1
x = 5

B) x - 3/2 = 2
x - 3 = 2 • 2
x - 3 = 4
x = 4 + 3
x = 7

C) 2x = 3 + 1
2x = 4
x = 4/2
x = 2

D) x/2 = 3
x = 3 • 2
x = 6