Juana is comparing prices of rolls of paper towels she sees a four pack of quick and clean paper towels for 4.28 which of the following has a lower unit price than a quick and clean paper towels

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13