Question

x+x+8=54

Como responde essa

Answer 1

$x + x + 8 = 54 \\ 2x = 54 - 8 \\ 2x = 46 \\ x = 23$

Answer 2

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