Solve the system using the linear combination. Show all your work.

-3x+2y=5
x+3y=2

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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