先通分,去掉所有分数的分母,即各项均乘以24
120x-4=24+48x+3
120x-48x=24+3+4
72x=31
x=31/72
5x-1/6=1+2x+1/8
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相关问题
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2x-1/6-5x+1/8=1(2x-1)/6-(5x+1)/8=1
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1/4x-1/2=3/4;7x-5/4=3/8；2x-1/6=5x+1/8；1/2x-7=9x-2/6；1/5x-1/2
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5x-1/6=1+2x+1/8
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2X-1/6-5/8X=1
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1/1x2x3x4+1/2x3x4x5+1/3x4x5x6+1/4x5x6x7+1/5x6x7x8+1/6x7x8x9+
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5（x+1.2)-1.5=8x+0.6
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4X－1.8=4.8.2.5X－2.5=7.5.5X－1.8=4.3X＋1.5=6.求X
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简算题：1x2/1+2x3/1+3x4/1+4x5/1+5x6/1+6x7/1+7x8/1+8x9/1
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4x-x=24 1.5x-x=1 3.2x-1=63 6.6x-5x=8