Question

The points (-6, r) and (6,3) lie on a line with slope 3/4. Find the missing coordinate r.

Answer 1

Answer:

r=-6

Step-by-step explanation:

$m=\frac{y2-y1}{x2-x1} \\\frac{3-r}{6-(-6)} =\frac{3}{4} \\4(3-r)=3(12)\\12-4r=36\\-4r=24\\r=-6$