Question

5×-1=
$\frac{x}{2}$
+8

Answer 1

Eae 

Resolução

5x-1=$\frac{x}{2}$+8

Multiplicando cruzado fica:

5x-1 (2+8)= x
5x-2-8= x
5x-x= 2+8
4x= 10
x= $\frac{10}{4}$
x=$\frac{5}{2}$