Appendix A - Equations and Inequalities - Page 421: 80

$x$ < $\frac{15}{7}$ The equivalent interval notation is $(-\infty, \frac{15}{7})$.

$2$ - $4x$ + $5(x - 1)$ < $-6(x - 2)$ $2 - 4x + 5x - 5$ < $-6x + 12$ $x - 3$ < $-6x + 12$ $7x$ < $15$ $x$ < $\frac{15}{7}$ The equivalent interval notation is $(-\infty, \frac{15}{7})$.