document.write( "Question 654841: SOlve using elimination.
\n" ); document.write( "10x-10y=0
\n" ); document.write( "5x-4y=8
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Algebra.Com's Answer #408848 by schmidtmomto6(24)\"\" \"About 
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10x-10y=0
\n" ); document.write( "5x-4y=8 <- Multiply this equation by 2, which gives you 10x-8y=16. Subtract this equation from the first.\r
\n" ); document.write( "\n" ); document.write( " 10x-10y=0
\n" ); document.write( "-10x-8y=16
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\n" ); document.write( "-2y=-16
\n" ); document.write( "so y=8. Substitute this value for y back in one of the original equations to solve for x.
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