Solve Each Equation

5. -8(5+4x)=-232

6. -84=4(4r+7)

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

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?

If the discriminant if a quadratic equation is 4 which statement describes the roots?