document.write( "Question 1025732: Solve the system of equations for x and y :\r
\n" ); document.write( "\n" ); document.write( "2x+4y=76
\n" ); document.write( "y=3/4x+4\r
\n" ); document.write( "\n" ); document.write( "x=
\n" ); document.write( "y=
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Algebra.Com's Answer #641039 by Cromlix(4381)\"\" \"About 
You can put this solution on YOUR website!
Hi there,
\n" ); document.write( "2x+4y=76
\n" ); document.write( "y=3/4x+4
\n" ); document.write( "Sort
\n" ); document.write( "2x + 4y = 76.......(1)
\n" ); document.write( "-3/4x + y = 4......(2)
\n" ); document.write( "Multiply Eq(2) by 4
\n" ); document.write( "2x + 4y = 76.......(1)
\n" ); document.write( "-3x + 4y = 16......(2)
\n" ); document.write( "Subtract Eq(2) from Eq(1)
\n" ); document.write( "5x = 60
\n" ); document.write( "x = 12
\n" ); document.write( "Substitute x = 12 into Eq(1)
\n" ); document.write( "2x + 4y = 76
\n" ); document.write( "2(12) + 4y = 76
\n" ); document.write( "24 + 4y = 76
\n" ); document.write( "4y = 76 - 24
\n" ); document.write( "4y = 52
\n" ); document.write( "y = 13
\n" ); document.write( "{12,13}
\n" ); document.write( "Hope this helps :-)
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