Two functions, A and B, are described as follows: Function A
y = 9x + 4

Function B
The rate of change is 3 and the y-intercept is 4.

How much more is the rate of change of function A than the rate of change of function B?
02
03
06
09

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

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

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?