# How do you solve and graph the compound inequality 2t + 1 > 13 or –18 > 7t + 3  ?

$2 t + 1 > 13 \to 2 t > 12 \to t > 6$
$- 18 > 7 t + 3 \to - 21 > 7 t \to - 3 > t \to t < - 3$
Solution: $t < - 3 \mathmr{and} t > 6$