document.write( "Question 274733: how do i solve the linear equation 3x+y=20 2x+2y=24
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Algebra.Com's Answer #200466 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
3x+y=20
\n" ); document.write( "y=-3x+20 (red line).
\n" ); document.write( "2x+2y=24
\n" ); document.write( "2y=-2x+24
\n" ); document.write( "y=-2x/2+24/2
\n" ); document.write( "y=-x+12 (green line).
\n" ); document.write( "Line intercepts (4,8)
\n" ); document.write( "\"+graph%28+300%2C+200%2C+-6%2C+15%2C+-10%2C+20%2C+-3x+%2B20%2C+-x+%2B12%29+\" (graph 300x200 pixels, x from -6 to 15, y from -10 to 20, of TWO functions -3x +20 and -x +12).
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