How do you know whether two quantities x and y are proportional?

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals