Question

Resolva as equações com parênteses: 2 ( x - 3 ) + 8 x + 4 = 5 ( x + 2 ) ​

Answer 1

$2 ( x - 3 ) + 8 x + 4 = 5 ( x + 2 ) \\ 2x - 6 + 8x + 4 = 5x + 10 \\ 10x - 2 = 5x + 10 \\ 10x - 5x = 10 + 2 \\ 5x = 12 \\ x = \frac{12}{5}$