挑战习题
1/5单选题
难度:

1.关于xy的方程组的解也是方程3x+2y=34的一组解,那么m的值是(
A 2
B -1
C 1
D -2
提示1:
IOWwhm3nnIvlgZrlt7Lnn6XmlbDvvIzmsYLlh7rmlrnnqIvnu4TnmoTop6PooajnpLrlh7p45LiOee+8jOS7o+WFpeW3suefpeaWueeoi+S4reWNs+WPr+axguWHum3nmoTlgLwu
正确答案:QQ==
PGRpdj7op6PvvJo8aW1nIHdpZHRoPTk3IGhlaWdodD02MiBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzIzL0VFL3JCQUNFMU1NaFdxUnNnMGVBQUFEWFJLdHhSazc3MC5wbmciPuKRoC3ikaHlvpfvvJozeT0tNm3vvIw8YnI+6Kej5b6X77yaeT0tMm3vvIw8YnI+4pGgK+KRocOXMuW+l++8mjN4PTIxbe+8jDxicj7op6PlvpfvvJp4PTdt77yMPGJyPuWwhng9N23vvIx5PS0ybeS7o+WFpTN4KzJ5PTM05b6X77yaMjFtLTRtPTM077yMPGJyPuino+W+l++8mm09Mi4gPGJyPuaVhemAiUE8L2Rpdj4=