Question

Find the value of r so the line that passes through each pair of points has the given slope.
(r,3), (5,9), m = 2

Will give brainillest if you show work thank you

Answer 1

(X-x0)m=y-y0

(X-5)2=y-9

2x-10=y-9

2x-1=y

Substitute (r,3) in the equation

2(r)-1=3

2r=4

R=2