Match each system of equations to the inverse of its coefficient matrix, A', and the matrix of its solution, X.

Write an algebraic expression for the word expression the quotient of c and 8

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Me. i can't figure out this question. give an explanation too. .