Matt saves 20% on a $110 bowling ball but must pay 6% sales tax. What is the
total amount that he must pay?

Find the solution of system of equation y= x-4 y=4x+2

Hundred and tens tables to make 430 in five different ways

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)