At best buy they have a stereo system that sells for $2200 and is on sale for 15% and sales tax is 7%. what is the final cost? discount $ sale price tax $ final cost

X2 + y 2 = 36 x + y = 6 solve the system of equations.

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

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?