278(x-4)-463(8-2x)-888(7x-28)=0
278(x-4)+463(2x-8)-888*7(x-4)=0
278(x-4)+926(x4)-6482(x-4)=0
(278+926-6482)(x-4)=0
x-4=0
x=4
解方程：278(x-4)-463(8-2x)-888(7x-28)=0
解方程：278(x-4)-463(8-2x)-888(7x-28)=0
数学人气：418 ℃时间：2020-01-25 22:14:21
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