document.write( "Question 818508: Pls help me solve 2x+y=1290 and 2y+x=1020. Thank u in advance \n" ); document.write( "
Algebra.Com's Answer #492617 by josgarithmetic(39617)\"\" \"About 
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Multiply the second equation by 2.
\n" ); document.write( "Subtract the left member from the left member of the first equation, subtract the right member from the right member of the first equation; and now solve this resulting equation for y. The method essentially relies on the substitution property.\r
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\n" ); document.write( "\n" ); document.write( "That is a description for using an elimination method.\r
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\n" ); document.write( "\n" ); document.write( "\"%282x%2By%29-2%282y%2Bx%29=1290-2%2A1020\"
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