Question

7x+5(4+2x)-9=10 me ajudem pfv​

Answer 1

Resposta:

7x + 5.(4 + 2x) - 9 = 10

7x + 20 + 10x - 9 = 10

7x + 10x = 10 - 20 + 9

17x = 10 - 11

17x = - 1

$x = - \frac{1}{17}$