document.write( "Question 170172This question is from textbook
\n" ); document.write( ": Together, Lateesha and John can write a particular type of computer program in 15 hours. Alone, Lateesha can do the job 3 hours faster than John. Find the time that each person takes to write the computer program \n" ); document.write( "

Algebra.Com's Answer #125616 by scott8148(6628) $\"\"$ $\"About$

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in 15 hrs they each do a fraction of the whole job, based on their individual times\r
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\n" ); document.write( "\n" ); document.write( "let x=Lateesha's time, so x+3=John's time\r
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\n" ); document.write( "\n" ); document.write( " $\"%2815%2Fx%29%2B%2815%2F%28x%2B3%29%29=1\"$ __ multiplying by x(x+3) __ 15x+45+15x=x^2+3x\r
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\n" ); document.write( "\n" ); document.write( "subtracting 30x+45 __ 0=x^2-27x-45 __ use quadratic formula to find x\r
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\n" ); document.write( "\n" ); document.write( "x=28.6 (approx) \n" ); document.write( "

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