Question

Calcule os valores de x e de y: (URGENTE)

Answer 1

$2x - 30 + 3x + 20 = 180 \\ 5x = 180 + 30 - 20 \\ 5x = 190 \\ x = \frac{190}{5} \\ x = 38$
$2x - 30 = y \\ 2 \times 38 - 30 = y \\ y = 76 - 30 \\ y = 46$

Answer 2

Resposta:

oi>iiiiiiiiiiiiiiiiiiiiiii