A store has 10 fewer washing machines than dishwashers. The number of dishwashers in the store is
if there are 25 washing machines.

7x+8y=-18, 4x-9y=-3 solve the system of equations

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?