# How do you determine the the missing coordinate of R(0, _), S(-4, 2) if the slope is 5?

${y}_{1} = 22$
The slope $m$ describes how $y$ changes when $x$ changes:
so: $m = \frac{\Delta y}{\Delta x} = \frac{{y}_{2} - {y}_{1}}{{x}_{2} - {x}_{1}}$
$5 = \frac{2 - {y}_{1}}{- 4 - 0}$
${y}_{1} = 22$