6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2 6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2
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![6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2 6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2](/uploads/image/z/113281-25-1.jpg?t=6%C3%975-1%2F2x%3D18+3%2F4x-1%2F3x%3D5%2F2+x-6%2F13x%3D2%2F5+x%EF%BC%8B5%2F7x%3D8%2F9%C3%973%2F2+6%C3%975-1%2F2x%3D18+3%2F4x-1%2F3x%3D5%2F2+x-6%2F13x%3D2%2F5+x%EF%BC%8B5%2F7x%3D8%2F9%C3%973%2F2)
6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2 6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2
6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2
6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2
6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2 6×5-1/2x=18 3/4x-1/3x=5/2 x-6/13x=2/5 x+5/7x=8/9×3/2
6×5-1/2x=18
-0.5x=18-30
-0.5x=-12
x=24
3/4x-1/3x=5/2
5/12x=5/2
x=6
x-6/13x=2/5
7/13x=2/5
x=26/35
x+5/7x=8/9×3/2
12/7x=4/3
x=7/9
祝你学习愉快
6×5-1/2x=18 3/4x-1/3x=5/2 x+5/7x=8/9×3/2
30-2分之1x=18 12分之5x=2分之5 7分之12x=3分之4
2分之1x=30-18 x=2分之...
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6×5-1/2x=18 3/4x-1/3x=5/2 x+5/7x=8/9×3/2
30-2分之1x=18 12分之5x=2分之5 7分之12x=3分之4
2分之1x=30-18 x=2分之5÷12分之5 x=3分之4÷7分之12
2分之1x=12 x=6 x=9分之7
x=24
答题实属不易,请楼主谅解,求采纳~
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