Question

A) 3 + 2x = x -2

B) 23x + 2 = 21x + 4

C) 12 - 7 + 4x = 25

D) 5.(x - 2) = 30

E) 4x + 10 = 45 - 3x

Alguém ajuda​

Answer 1

Resposta:

a ) x = 1

a ) x = 1b ) x = 1

a ) x = 1b ) x = 1c ) x = 5

a ) x = 1b ) x = 1c ) x = 5d ) x = 8

a ) x = 1b ) x = 1c ) x = 5d ) x = 8e ) x = 5