Question

Resolva a questao abaixo
x/4 + 5 = 9x

Answer 1

$\frac{x}{4} + 5 = 9x$

$\frac{x}{4} - 9x = -5$

$x - 9x = -5 \times 4$

$-8x = -20$

$x = \frac{-20}{-8}$

$x = 2.5$

Forma alternativa:

$x= \frac{5}{2}$