Question

x +
$\frac{1}{4} x$
= 1

Answer 1

x+x/4=1

(4x+x)/4=1

5x=4

x=4/5

Answer 2

$x + \frac{1}{4} x = 1$

$\frac{4x + x}{4} = 1$

$5x = 4$
x =4/5