Coach Riley needs eight new volleyballs. If the retail price for one ball is $20 at ALL SPORTS and the SPORT SHACK, which store should he buy from in order to pay the least amount? How much will he save?

X+ y = 5 ; x - y =3 solve using linear combination

The square root of 9x plus 7 plus the square rot of 2x equall to 7

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?