Question

a) 6x + 40 = 70; 8x + 38 = 70

Answer 1

Respuesta:

1) x = 5

2) x = 4

Explicación paso a paso:

6x + 40 = 70

6x = 70 - 40

6x = 30

x = $\frac{30}{6}$

x = 5

8x + 38 = 70

8x = 70 - 38

8x = 32

x = $\frac{32}{8}$

x = 4