Alicia and elena each earned $135 doing telephone surveys. alicia did her surveys in 12 hours. it took elena 75% as long to do her surveys. how much money did elena earn per hour? a. $7 b. $11 c. $12 d. $15

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Describe the domain and range of y=2(3)^x-2+5

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2