解方程-1/3x=3,两边都乘以几?得几?即x=多少:方程3x-1=5,移项的3x=6,两边同时乘以几?得x=3
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![解方程-1/3x=3,两边都乘以几?得几?即x=多少:方程3x-1=5,移项的3x=6,两边同时乘以几?得x=3](/uploads/image/z/2712791-47-1.jpg?t=%E8%A7%A3%E6%96%B9%E7%A8%8B-1%2F3x%3D3%2C%E4%B8%A4%E8%BE%B9%E9%83%BD%E4%B9%98%E4%BB%A5%E5%87%A0%3F%E5%BE%97%E5%87%A0%3F%E5%8D%B3x%3D%E5%A4%9A%E5%B0%91%EF%BC%9A%E6%96%B9%E7%A8%8B3x-1%3D5%2C%E7%A7%BB%E9%A1%B9%E7%9A%843x%3D6%2C%E4%B8%A4%E8%BE%B9%E5%90%8C%E6%97%B6%E4%B9%98%E4%BB%A5%E5%87%A0%3F%E5%BE%97x%3D3)
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解方程-1/3x=3,两边都乘以几?得几?即x=多少:方程3x-1=5,移项的3x=6,两边同时乘以几?得x=3
解方程-1/3x=3,两边都乘以几?得几?即x=多少:方程3x-1=5,移项的3x=6,两边同时乘以几?得x=3
解方程-1/3x=3,两边都乘以几?得几?即x=多少:方程3x-1=5,移项的3x=6,两边同时乘以几?得x=3
-1/3x=3
两边都乘以-3,得x=-9
3x-1=5
移项3x=6
两边都乘以1/3,得x=2