Linda buys an item for $8.22. She gives the cashier a $50 bill. How much money should Linda get back?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Which table represents points on the graph of h(x) = 3√-x+2?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.