Question

b) 2 (3x+ 1)-3(6-2x) = 20​

Answer 1

Explicação passo-a-passo:

$2(3x + 1) - 3(6 - 2x) = 20 \\ 6x + 2 - 18 + 6x = 20 \\ 12x - 16 = 20 \\ 12x = 20 + 16 \\ x = \frac{36}{12} \\ \\ x = 3$