document.write( "Question 320482: what is the solution of the following system of equations?\r
\n" ); document.write( "\n" ); document.write( "4y - x = 10
\n" ); document.write( "3y + 5x = -4
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Algebra.Com's Answer #229541 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
4y-x=10 multiply by 5 & add.
\n" ); document.write( "3y+5x=-4
\n" ); document.write( "20y-5x=50
\n" ); document.write( "-----------------
\n" ); document.write( "23y=46
\n" ); document.write( "y=46/23
\n" ); document.write( "y=2 ans.
\n" ); document.write( "4*2-x=10
\n" ); document.write( "8-x=10
\n" ); document.write( "-x=10-8
\n" ); document.write( "-x=2
\n" ); document.write( "x=-2ans.
\n" ); document.write( "Proof:
\n" ); document.write( "3*2+5*-2=-4
\n" ); document.write( "6-10=-4
\n" ); document.write( "-4=-4\r
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