Desmos Graphing Calculator

CalcReferenceCopy

Math·Algebra·Linear functions

hard

The function $g$ is defined by $g(x)=\frac{1}{m}x+21$, where $m$ is an integer constant and $14\le m\le 17$. For the graph of $y=g(x)-9$ in the $xy$-plane, what is the $x$-coordinate of a possible $x$-intercept?

1

-168

2

-180

3

-192

4

-204