Question

Determine the value of r so that the line through (6, -2) and (4, r ) has a slope of -3

Answer 1

\[(-2-r)\div(6-4) = -3\] solve for r

Answer 2

1?

Answer 3

i think its r=4

Answer 4

how did you get 4?

Answer 5

(-2-r)=-3(6-4)

Answer 6

so r=4?

Answer 7

yea try to plot it