document.write( "Question 68122This question is from textbook Algebra and Trigonometry
\n" ); document.write( ": Two children, who are 224 meters apart, start walking toward each other at the same instant at rates of l.5 m/sec and 2 m/s, respectively.\r
\n" ); document.write( "\n" ); document.write( "a) when will they meet?
\n" ); document.write( "b) How far will each have walked? \n" ); document.write( "

Algebra.Com's Answer #48397 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
It's important to see that the constant in this problem is the equal
\n" ); document.write( "times that it takes each child to meet the other.( $\"t%5B1%5D+=+t%5B2%5D\"$ )
\n" ); document.write( " $\"t%5B1%5D+=+d%5B1%5D+%2F+r%5B1%5D\"$
\n" ); document.write( " $\"t%5B2%5D+=+d%5B2%5D+%2F+r%5B2%5D\"$
\n" ); document.write( " $\"d%5B1%5D+=+d\"$
\n" ); document.write( " $\"d%5B2%5D+=+224+-+d\"$
\n" ); document.write( " $\"d+%2F+1.5+=+%28224+-+d%29+%2F+2\"$
\n" ); document.write( " $\"2d+=+1.5%28224+-+d%29\"$
\n" ); document.write( " $\"2d+=+336+-+1.5d\"$
\n" ); document.write( " $\"3.5d+=+336\"$
\n" ); document.write( " $\"d+=+96\"$
\n" ); document.write( "Now find t
\n" ); document.write( " $\"t%5B1%5D+=+d+%2F+r%5B1%5D\"$
\n" ); document.write( " $\"t%5B1%5D+=+96+%2F+1.5\"$
\n" ); document.write( " $\"t%5B1%5D+=+64\"$ sec answer
\n" ); document.write( "check
\n" ); document.write( " $\"t%5B2%5D\"$ should equal $\"t%5B1%5D\"$
\n" ); document.write( " $\"t%5B2%5D+=+d%5B2%5D+%2F+r%5B2%5D\"$
\n" ); document.write( " $\"t%5B2%5D+=+%28224+-+d%29+%2F+2\"$
\n" ); document.write( " $\"t%5B2%5D+=+128+%2F+2\"$
\n" ); document.write( " $\"t%5B2%5D+=+64\"$ sec
\n" ); document.write( "OK \n" ); document.write( "

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