document.write( "Question 262398: Constructing Equations\r
\n" ); document.write( "\n" ); document.write( "How do you construct this word problem as an equation?\r
\n" ); document.write( "\n" ); document.write( "Patrick has 15 bicycles and tricycles to sell. Altogether, there are 35 wheels on the bicycles and tricycles. How many of each cycle does Patrick have to sell?
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Algebra.Com's Answer #193315 by drk(1908)\"\" \"About 
You can put this solution on YOUR website!
Let B = bike and T = tricycles
\n" ); document.write( "we have
\n" ); document.write( "(i) \"b+%2B+t+=+15\"
\n" ); document.write( "(ii) \"2b+%2B+3t+=+35\"
\n" ); document.write( "step 1 - multiply (i) by -2 to get
\n" ); document.write( "(iii) \"-2b+-2t+=+-30\"
\n" ); document.write( "add (ii) and (iii) to get
\n" ); document.write( "(iv) \"t+=+5\"
\n" ); document.write( "and now
\n" ); document.write( "\"b+=+10\"
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