Question

Responda a equação abaixo:

13x - 1 < 9x + 1

Answer 1

$13x - 1 \ \textless \ 9x + 1\to \\\\ 13-9x\ \textless \ 1+1\to\\\\ 4x\ \textless \ 2\to\\\\ x\ \textless \ \frac{2}{4} \to \\\\ x\ \textless \ \frac{1}{2}$

Answer 2

13x - 9x < 1+1
4x< 2
x< 2÷ 4
x < 0,5