Shawn has $50. Eric has $110. How much money must Shawn give
to Eric so that the amount of money Eric has is 3 times more than what Shawn has?
3(50-x) = 110 + x
150 - 3x = 110 + x
150 -110 = 4x
Solve for x.
Since Shawn has less money than Eric, why would he give Eric some of his money? A debt?