Evaluate: 2-4 А. =100 В. -8 ОО С. -16 D. 1 16​

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.