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Mathematics 21 Online
OpenStudy (anonymous):

which of the following systems of equations has infinitely many solutions? 3x+3y=11; 6y=6x-22 6x-7=6y; 12y-14=4x 7y=x=3; -3x+21y=9 5x-7y=4; 14y=10x+8

OpenStudy (lucaz):

7y=x=3 2x = signs?

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