x-[(x-3500)*0.2-555]=9553求x=?
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x-[(x-3500)*0.2-555]=9553求x=?
![x-[(x-3500)*0.2-555]=9553求x=?](/uploads/image/z/8049865-49-5.jpg?t=x-%5B%28x-3500%29%2A0.2-555%5D%3D9553%E6%B1%82x%3D%3F)
x-[(x-3500)*0.2-555]=9553
x-[0.2x-700-555]=9553
0.8x+1255=9553
0.8x=8298
x=10372.5
x-[0.2x-700-555]=9553
0.8x+1255=9553
0.8x=8298
x=10372.5
x-[(x-3500)*0.2-555]=9553求x=?
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