0.15成多少会0.15等于几分之几1.5×0.48

当4为何值时,下面等式成立:2.6x1.5+Ax1.5+0.15x34=76x0.15
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如果你要求的是A的话,那么当A为1.6时,等式成立.以下就是运算过程:3.9+A×1.5﹢5.1=11.4A×1.5=11.4-5.1-3.9A×1.5=2.4A=2.4÷1.5A=1.6
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26×0.15+A×10×0.15+0.15×34=76×0.15(26+A×10+34)×0.15=76×0.1526+A×10+34=76A=1.6两边同时除以0.15,所以26+10A+34=76.所以A=1.6
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