Arectangle is drawn so that the width is 2 feet shorter than the length. the area of the rectangle is 80 square feet. find the length of the rectangle.

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?