12x+10y=140010x+12y=12402
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发布时间:2023-07-06 15:43
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时间:2023-07-07 19:02
12x+10y=1400①
10x+12y=12402②
①+②:22x+22y=26402,y+x=13201/11
②-①:2y-2x=11002,y-x=5501
y=(5501+13201/11)/2=(60511+26402)/22/2=86913/44
x=(5501-13201/11)/2=(60511-26402)/22/2=34109/44