Question

resolva
a) 5 (x+4) +2 (x+2) = 3 (5x-2) +6

b) 3 (2x-5) -4 (x+2) = 6x+3​

Answer 1

Resposta:

3

Explicação passo-a-passo:

A) Aplicando chuveirinho:

5x + 20 + 2x + 4 = 15x -6 + 6

7x + 24 = 15x

24 = 8x

24/8 = x

X= 3