Car Rentals rents cars and trucks for $25 and $30 a day, respectively. Last Tuesday, they rented all but
7 rental vehicles and reported $195 in lost rent.
How many trucks were not rented last Tuesday?
Write the system of equations and solve for how
many trucks.

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Use sigma notation to represent the following series for 9 terms.

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?