Seudónimo Seudónimo 08-01-2017 Mathematics contestada Simplify the expression: 9r + 7 + 3 +( 8p + 7r) + 15. Answer choice A.11p + 30r +22 B.24p + 12r +22 C.11p + 19r + 22 D.24p + 30r + 22