document.write( "Question 978862: If 2x+5y=21 and x+y=3 What is the value of x \n" ); document.write( "
Algebra.Com's Answer #600252 by Alan3354(69443)\"\" \"About 
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2x+5y=21 and x+y=3
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\n" ); document.write( "2x+5y=21
\n" ); document.write( "2x+2y=6 (2nd eqn times 2)
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