The points (5,-2) and (9, r) lie on a line with slope 3/2. Find the missing coordinate r.

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.