document.write( "Question 1036713: what is the answer to this sum 7x+3y+4z-4x+2z-7y \n" ); document.write( "
Algebra.Com's Answer #651423 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "7x+3y+4z-4x+2z-7y\r\n" );
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document.write( "Combine the red terms, 7x-4x, get 3x\r\n" );
document.write( "Combine the blue terms, +3y-7y, get -4y\r\n" );
document.write( "Combine the green terms, +4z+2z, get +6z\r\n" );
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document.write( "Answer:\r\n" );
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document.write( "3x-4y+6z\r\n" );
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document.write( "Edwin
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