College Algebra 7th Edition

(a) $-5$ (b) line, $-5$, $7$
Let $f$ be a linear function $f(x)=-5x+7$. (a) The rate of change of $f$ is ___$-5$___. (b) The graph of $f$ is a ___line___ with slope ___$-5$___ and $y$-intercept ___7___.