Louis has $11. What are two different combinations of a sandwich and a drink that he can buy and still have enough money left to get into the rink? Explain how you found your answer.

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?