5) For every 14 students who run track, there are 6 students who play baseball. There are 128 more students who run track than play baseball. How many students run track?
How many play baseball?

1. isolate the variable, in this case, d. subtract 35.5 on both sides of the equation.2. 52 subtracted by 35.5 is 16.53. therefore your answer would be d= 16.5this is the basics of pre algebra, isolating variable through adding, subtracting, multiplying, and dividing, if you have any other questions to ask just comment!