Nick is considering two different companies for textbook rentals. Company A charges a one-time account fee of $20 and a rental fee of $15 per month. Company B charges $20
per month with no other fees.
What equation would help Nick solve a system of equations to help determine when the
companies would cost the same?

a negative exponent is translated as follows:

so, we have

3

step-by-step explanation:

make sure you have version 2.50

try looking in the very back of the book : )

step-by-step explanation:

you can download it here

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,