For every 15 students who run track, there are 7 students who play baseball. There are 112 more students how many more students run track then baseball

Although changes result from business transactions, the equality of the fundamental bookkeeping equation must remain. t/f

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Solve 2x+y=3 x+y=5 in substitution method