document.write( "Question 982110: If ,l+b=24,lb=135, find the values of l and b \n" ); document.write( "

Algebra.Com's Answer #602977 by macston(5194) $\"\"$ $\"About$

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\n" ); document.write( "l=L; b=B (for clarity)
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\n" ); document.write( " $\"L%2BB=24\"$
\n" ); document.write( " $\"L=24-B\"$
\n" ); document.write( ".
\n" ); document.write( " $\"LB=135\"$
\n" ); document.write( " $\"%2824-B%29%28B%29=135\"$
\n" ); document.write( " $\"24B-B%5E2=135\"$
\n" ); document.write( " $\"-B%5E2%2B24B-135=0\"$
\n" ); document.write( " $\"-1%28B-9%29%28B-15%29=0\"$
\n" ); document.write( " $\"B-9=0\"$ $\"OR\"$ $\"B-15=0\"$
\n" ); document.write( " $\"B=9\"$ $\"OR\"$ $\"B=15\"$
\n" ); document.write( "When B=9, L=24-B=24-9=15
\n" ); document.write( "When B=15, L=24-B=24-15=9
\n" ); document.write( "ANSWERS: (L,B)=(9,15) or (15,9)
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