Question

Resolva:

2y + 1/5 - y/10 = 1/2 + 8/5

Answer 1

Boa Noite!

$2y+\frac{1}{5} - \frac{y}{10} = \frac{1}{2} + \frac{8}{5}$
$\frac{20y+2-y}{10} =\frac{5+16}{10}$
20y+2-y=5+16
19y=21-2
19y=19
y=$\frac{19}{19}$
y=1