document.write( "Question 723756: please help me with this word problem!\r
\n" ); document.write( "\n" ); document.write( "a 309 inch wire is cut into three pieces. the second piece is 3 inches less than the first. the third piece is twice as long as the first. how long is each piece?
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Algebra.Com's Answer #443362 by DrBeeee(684)\"\" \"About 
You can put this solution on YOUR website!
Let x = the first piece.
\n" ); document.write( "Then the second piece is (x-3) and
\n" ); document.write( "the third piece is (2*x). Their sum is 309 or
\n" ); document.write( "(1) x + (x-3) + (2x) = 309 or
\n" ); document.write( "(2) 4x -3 = 309 or
\n" ); document.write( "(3) 4x = 312 or
\n" ); document.write( "(4) x = 78
\n" ); document.write( "Let's check using (1).
\n" ); document.write( "Is (78 + (78-3) + 2*78 = 309)?
\n" ); document.write( "Is (78 + 75 + 156 = 309)?
\n" ); document.write( "Is (309 = 309}? Yes
\n" ); document.write( "Answer: The three pieces, in order, are 78, 75, and 156 inches long.
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