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Teachers' Lounge Discussion: System of equations

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From: N.Goodluck Nwaerondu

To: Teacher2Teacher Public Discussion
Date: 2002102607:25:12
Subject: Re: math system of equations

On 2002102112:56:59, megan wrote: > please help me solve this system of equations. >y=3/5x-2 >y=x/10+1 >y=y therefore: 3/5x-2=x/11 OR did you mean x/10x+1 then cross multiply: 3(10x+1) = x(5x-2) OR 3(11) = x(5x-2) 5x^2-32x-3 = 0 5x^2-2x-33=0 Then use the quadratic formula to solve: > > > > >

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