Question

Como resolve x+x +8=54 ?

Answer 1

54 - 8 = 46
46 / 2 = 23
23 = x
x + x + 8 =54 = 23+23+8=54

Answer 2

$x+x+8= 54 \\ 2x+8= 54 \\ 2x= 54-8 \\ 2x= 46 \\ x= \frac{46}{2} \\\boxed{ x= 23}$