2008x+2007y=6003;2007x+2008y=6022 ..
问题描述:
2008x+2007y=6003;2007x+2008y=6022 ..
答
2008x+2007y=6003 (1)
2007x+2008y=6022 (2)
相加
4015x+4015y=12025
x+y=2405/803
2007x+2007y=4826835/803 (3)
(1)-(3)
x=-6426/803
y=2405/803-x=8831/803