Likely, because in a deck of 52 cards there are 13 hearts and 13 diamonds, which together constitute half of the deck. So it's likely to get a heart or diamond.
Divide both sides by 3 and your equation would now look like: x+2y= 4 Move the x to the other side 2y= -x+4 Seprate the y by dividing both sides by 2 y= x+2