问题描述:
下面二元一次方程组答案+过程
1.x/3+y/4=3/4
4(x+2)=3(y-4)
2.(x+y)/2+(x-y)/2=7
4(x+y)-5(x-y)=2
3.(s-1)/5=(t+3)/2
s-1/2=(1-t)/2
4.(2x-7y-8)二次方+|3x-8y-10|=0
1.x/3+y/4=3/4
4(x+2)=3(y-4)
2.(x+y)/2+(x-y)/2=7
4(x+y)-5(x-y)=2
3.(s-1)/5=(t+3)/2
s-1/2=(1-t)/2
4.(2x-7y-8)二次方+|3x-8y-10|=0
问题解答:
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