某单位买了35张戏票共用了250元,其中甲种票每张8元,乙种票每张6元,则购甲票多少张?乙票多少张?
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某单位买了35张戏票共用了250元,其中甲种票每张8元,乙种票每张6元,则购甲票多少张?乙票多少张?
某单位买了35张戏票共用了250元,其中甲种票每张8元,乙种票每张6元,则购甲票多少张?乙票多少张?
某单位买了35张戏票共用了250元,其中甲种票每张8元,乙种票每张6元,则购甲票多少张?乙票多少张?
解设甲X
8x+6(35-x)250
210+2x=250
x=20
35-x=35-20=15
8x+6(35-x)250
210+2x=250
x=20
35-x=35-20=15
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