Solve for: 5x+13 < 88

Expression: $5x+13 < 88$

Move the constant to the right-hand side and change its sign

$5x < 88-13$

Subtract the numbers

$5x < 75$

Divide both sides of the inequality by $5$

$\begin{align*}&x < 15 \\&\begin{array} { l }x \in \langle-\infty, 15\rangle\end{array}\end{align*}$