若|5x-2y-3|+(x+6y-11)=0成立,求x,y的值
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若|5x-2y-3|+(x+6y-11)=0成立,求x,y的值
若|5x-2y-3|+(x+6y-11)=0成立,求x,y的值
若|5x-2y-3|+(x+6y-11)=0成立,求x,y的值
5x-2y-3=0
x+6y-11=0
15x-6y-9=0
x+6y-11=0
16x=20
x=1.25
y=(5x-3)/2=(5*1.25-3)/2=1.625
楼上这位兄弟,x+6y-11为什么不能<0 .这道题有问题吧
若|5x-2y-3|+(x+6y-11)=0成立,求x,y的值
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若|5x-2y-3|+(x+6y-11)X(x+6y-11)=0成立,求x,y的值