买两种布料共138m

列方程并解答买两种布料共138m,花了540元.其中篮布料每米3元,黑布料每米5元,两种布料个买列方程并解答买两种布料共138m,花了540元.其中篮布料每米3元,黑布料每米5元,两种布料个买了多少米

买两种布料共138m,花了540元,其中蓝布料每米3元,黑布料每米5元,两种布各料多少元?买两种布料共138m,花了540元,其中蓝布料每米3元,黑布料每米5元,两种布各料多少元?买两种布料共138m

买两种布料共138m,花了540元,其中蓝布料每米3元,黑布料每米5元,两种布各料多少元?买两种布料共138m,花了540元,其中蓝布料每米3元,黑布料每米5元,两种布各料多少元?买两种布料共138m

买两种布料共138m,花了540元,其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?买两种布料共138m,花了540元,其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?买两种布料共

买两种布料共138m,花了540元,其中蓝布料每米5元,黑布料每米3元,两种布料各买了多少米?买两种布料共138m,花了540元,其中蓝布料每米5元,黑布料每米3元,两种布料各买了多少米?买两种布料共

买两种布料共138m,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?(要式子、要答案.)买两种布料共138m,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了

买两种布料共138m,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?（用方程解）买两种布料共138m,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?

买两种布料共138m,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?（方程解答）买两种布料共138m,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?

买两种布料共138M,花了540元,其中蓝布料每米3元,黑布料每米5元.两种布料各买了多少米?用一元一次方程解答~买两种布料共138M,花了540元,其中蓝布料每米3元,黑布料每米5元.两种布料各买了

买两种布料共138m,花了540元,蓝布料每米3元,黑的每米5元,两种各买了几米买两种布料共138m,花了540元,蓝布料每米3元,黑的每米5元,两种各买了几米买两种布料共138m,花了540元,蓝布

买两种布料共138米,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料共多少米?买两种布料共138米,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料共多少米?买两种布料共138米

买两种布料共138m,花了540元,其中蓝布料每米3元,黑米料每米5元,两种布料各买了多少米?买两种布料共138m,花了540元,其中蓝布料每米3元,黑米料每米5元,两种布料各买了多少米? 

买两种布料共138m,花540元,其中,蓝布每米3元,黑布每米5元,两种各买了多少米买两种布料共138m,花540元,其中,蓝布每米3元,黑布每米5元,两种各买了多少米买两种布料共138m,花540元

买两种布料共138米,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?要列方程,买两种布料共138米,花了540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买了多少米?要

买两种布料共540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买多少米买两种布料共540元.其中蓝布料每米3元,黑布料每米5元,两种布料各买多少米买两种布料共540元.其中蓝布料每米3元,黑布料

某服装厂现有A种布料35m,B种布料26m,现计划用这两种布料生产男、女两种款式的时装共40套.已知做一套男时装需要A种布料0.6m,B种布料0.9m,可获利90元；做一套女时装需要A种布料1.1m,

已知某服装厂现有a种布料70米,b种布料52米,现计划用这两种布料生产M,N两种型号的时装共80套,已知做一套M型号时装需A种布料0.6米,B种布料0.9米,做一套N型号时装需用A种布料1.1米,B种

已知利民服装厂现有A种布料70米,B种布料52米,现计划用这两种布料生产M,N两种型号的时装共80套,已知做一套M型号时装需A种布料0.6米,B种布料0.9米,做一套N型号时装需用A种布料1.1米,B

1.已知利民服装厂现有A种布料70米,B种布料52米,现计划用这两种布料M,N两种型号的时装共80套,已知做一套M型号时装需A种布料0.6米,B种布料0.9米,做一套N型号的时装需用A种布料1.1米,

已知某服装厂现有A种布料70米,B种布料52米,现计划用这两种布料生产M、N两种型号的时装共80套.已知做一套M型号时装需要A种布料0.6米,B种布料0.9米,做一套N型号时装用A中布料1.1米,B种