The quantities x and y are proportional x y
12 36
18 54
25 75

Find the constant of proportionality (r) in the equation y = rx.

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

What is not true about kl and mn? what is mn? (show your work)