(3.5x-7)\6=8-4x 48-(7.5-x)*4=9x
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![(3.5x-7)\6=8-4x 48-(7.5-x)*4=9x](/uploads/image/z/7593132-12-2.jpg?t=%283.5x-7%29%5C6%3D8-4x+48-%287.5-x%29%2A4%3D9x)
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(3.5x-7)\6=8-4x 48-(7.5-x)*4=9x
(3.5x-7)\6=8-4x 48-(7.5-x)*4=9x
(3.5x-7)\6=8-4x 48-(7.5-x)*4=9x
左边:3.5X-7=6(8-4X)
3.5X-7=48-24X
27.5X=55
X=2
右边:48-30+4X=9X
18=5X
X=3.6