12Xx25%+(3200-12X)x20%=700

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/23 17:14:16
12Xx25%+(3200-12X)x20%=700
x)3402}Uc#]=F@A[s"}bP<2St%& Ӎ J * ,&&p@d\X\gr(Y7

12Xx25%+(3200-12X)x20%=700
12Xx25%+(3200-12X)x20%=700

12Xx25%+(3200-12X)x20%=700
12Xx25%+(3200-12X)x20%=700
12Xx5+(3200-12X)x4=700×20
60x+12800-48x=14000
12x=1200
x=100