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Mathematics 4 Online
OpenStudy (anonymous):

Can anyone help me with some substitution problems? I have about 20 to do, but there are 8 i'm stuck on. 6x + 2y = 0 4x + y = -1

OpenStudy (anonymous):

6x+2y=0 y=-3x http://www.myalgebra.com/algebra_solver.aspx

OpenStudy (anonymous):

Thank you

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