-4x - 11
x= -15
evaluate the expression

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?

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?