=153x46+(7+82)x54=153x46+89x54=64x46+89x46+89x54=64x46+89x100=2944+8900=11844请采纳
原式=53x46+71x54+82x54=53x46+(71+82)x54=53x46+153x54=53x46+53x54+100x54=53x(46+54)+5400=53x100+5400=5300+5400=5000+300+5000+400=10000+700=10700