## College Algebra (10th Edition)

Add 6 to each side of the inequality to obtain: $\begin{array}{ccc} &x-6+6 &\lt &1+6 \\&x &\lt &7 \end{array}$ Thus, the solution set is $(-\infty, 7)$. To graph this on a number line. plot a hollow dot at $7$, then shade the region to its left.