document.write( "Question 417997: Solve the system of equations using the elimination method:\r
\n" ); document.write( "\n" ); document.write( "3x + 5y = 2995
\n" ); document.write( "x + y = 729
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Algebra.Com's Answer #292602 by mananth(16946)\"\" \"About 
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3x + 5y = 2995
\n" ); document.write( "x + y = 729\r
\n" ); document.write( "\n" ); document.write( "3x+5y=2995 .............1
\n" ); document.write( "1x+1y=729 .............2
\n" ); document.write( "
\n" ); document.write( "multiply (1)by 1
\n" ); document.write( "Multiply (2) by -5
\n" ); document.write( "3x+5y=2995
\n" ); document.write( "-5x-5y=-3645
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\n" ); document.write( "Add the two equations
\n" ); document.write( "-2x=-650
\n" ); document.write( "/-2
\n" ); document.write( "x=325
\n" ); document.write( "plug value of x in (1)
\n" ); document.write( "3x+5y=2995
\n" ); document.write( "975+5y=2995
\n" ); document.write( "5y=2995 -975
\n" ); document.write( "5y=2020
\n" ); document.write( "y=404
\n" ); document.write( "
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