document.write( "Question 757658: simplify the expression 3(x-y)+4(x+2y)
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Algebra.Com's Answer #460968 by jim_thompson5910(35256)\"\" \"About 
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3(x-y)+4(x+2y)\r
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\n" ); document.write( "\n" ); document.write( "3x-3y+4x+8y\r
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\n" ); document.write( "\n" ); document.write( "(3x+4x)+(-3y+8y)\r
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\n" ); document.write( "\n" ); document.write( "7x+5y
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