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4/x+10/(24+x)=14/(8+x)将两边同时乘以x(24+x)(8+x)得:
4(24+x)(8+x)+10(8+x)x=14(24+x)x
768+96x+32x+4x^2+80x+10x^2=336x+14x^2
768+208x+14x^2=336x+14x^2
336x-208x=768
128x=768
x=6
4(24+x)(8+x)+10(8+x)x=14(24+x)x
768+96x+32x+4x^2+80x+10x^2=336x+14x^2
768+208x+14x^2=336x+14x^2
336x-208x=768
128x=768
x=6
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