Our school basketball team had 48 students tryout last year and two years ago we had 54 students tryout, find out how much the percent decreased last year from two years ago.

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,