Respuesta :

Podetola

Answer: x = 6

Step-by-step explanation:

30 + 12 = x (5 + 2)

x (5 + 2) = 30 + 12

x (7) = 42

7x = 42

Divide both sides by 7

x = 6

Nepalieducation

Answer:

30+12=x(5+2)

or,42=7x

or,x=42÷7

So,x= 6