1.2x-x=22怎么解?
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1.2x-x=22怎么解?1.2x-x=22怎么解?1.2x-x=22怎么解?(1.2-1)x=22,0.2x=22,x=22/0.2,x=110
1.2x-x=22怎么解?
1.2x-x=22怎么解?
1.2x-x=22怎么解?
(1.2-1)x=22,0.2x=22,x=22/0.2,x=110
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