Question

$13.x - 8 = 5.x + 80$
$12.x - 6.x = 210$
me ajudem pfvr ​

Answer 1

Resposta:

A) x = 11

B) x = 35

Explicação passo-a-passo:

A)

13x - 8 = 5x + 80

8x - 8 = 80

8x = 88

x = 88/8

x = 11

B)

12x - 6x = 210

6x = 210

x = 210/6

x = 35