Mike Prepares 10 1/2 cups of limeade punch and stores it in the refrigerator. He drinks 2 3/4 cups of the limeade in the afternoon. How many cups of limeade punch remain?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11