Which residual plots indicate that the original data set has a linear relationship? Select all that apply

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

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?

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1