QueenRae108 QueenRae108 19-09-2017 Mathematics contestada Valerie earns $24 per hour.Which expression can be used to show how much money she earns in 7 hours? A. (7+20)+(7+4) B. (7×20)+(7×4) C. (7+20)×(7+4) D. (7×20)×(7×4)