Question

Resouva as equações
a)x - 3 = 5
b) x + 12 = 20

Answer 1

Resposta:

a) x - 3 = 5

x = 5 + 3

x = 8

b) x + 12 = 20

x = 20 - 12

x = 8

Answer 2

(A) x - 3 = 5 => x = 8

(B) x + 12 = 20 => x = 8