Question

X/2 + X/4 = (X + 6)/2

Answer 1

Explicação passo-a-passo:

$\dfrac{x}{2} + \dfrac{x}{4} = \dfrac{(x + 6)}{2}$

$2x + x = 2(x + 6)$

$3x = 2x + 12$

$3x - 2x = 12$

x=>12

Answer 2

X/2 + X/4 = (X + 6)/2
(2x + x)/4 = [2.(x+6)]/4
3x = 2x + 12
3x - 2x = 12
x = 12

R.: x = 12