解方程组2x+1⼀5+3y-2⼀4=2,3y-2⼀4-2x+1⼀3=0

2024-12-02 03:09:41
推荐回答(1个)
回答1:

2x+1/5+3y-2/4=2 1
3y-2/4-2x+1/3=0 2
由1,40x+4+60y-10=40
化简,20x+2+30y-5+20 3
同样,得式子4
3与4通分,相加或减,得出答案