Question

me ajudem!!

A)

$\frac{ \times }{2} - \frac{ \times }{4} = \frac{1}{2}$
B)
$\frac{ \times }{4} + 7 = \frac{ \times }{2} + 5$

Answer 1

a) 4x-2x/8= 4/8
4x-2x=4
2x=4
x=4/2
x=2

2x+56/8= 4x+40/8
2x+56=4x+40
2x-4x= 40-56
-2x= -16
x= -16/-2
x= +8