6-3y/0.3+2-6y/0.4=1-3y-4/0.5
6-10y+2-15y=1-3y-8
两边移项的到
15=22y
y=15/22
解方程3y=1/3+3=3y+5/4-y-4/60-1/2
解方程3y=1/3+3=3y+5/4-y-4/60-1/2
6-3y/0.3+2-6y/0.4=1-3y-4/0.5
6-3y/0.3+2-6y/0.4=1-3y-4/0.5
数学人气：705 ℃时间：2020-04-10 11:21:42
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