## Basic College Mathematics (9th Edition)

$t=0$
We are given the equation $42=7(t+6)$. We can solve the equation by first using the distributive property to simplify the right side. $42=7(t)+7(6)=7t+42$ Subtract 42 from both sides. $42-42=7t+42-42$ $7t=0$ Divide both sides by 7 $t=0$