Item 15 a square wrestling mat has a perimeter of (12x−32)(12x−32) feet. write an expression in simplest form that represents the side length (in feet) of the mat.

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60