Tony misplaced 7 stamps from his collection. he knows that each stamp of his worth $0.15 and that the total value of them is now only $5.55. write an -equation- to determine the number of stamps (s) that tony originally had.

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