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二元一次方程组的解是二元一次方程2x+3y=6的解,那么k的值是( ) A. B...
二元一次方程组
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101192845964203492/SYS201311011928459642034010_ST/0.png)
的解是二元一次方程2x+3y=6的解,那么k的值是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101192845964203492/SYS201311011928459642034010_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101192845964203492/SYS201311011928459642034010_ST/2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101192845964203492/SYS201311011928459642034010_ST/3.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101192845964203492/SYS201311011928459642034010_ST/4.png)
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![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101192845964203492/SYS201311011928459642034007_ST/0.png)
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若A(a,b),B(a-2,c)两点均在函数y=
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D.无法判断
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