document.write( "Question 172228: Perla is now five times as old as Marilou.In 10 years Perla will be three times as old as Marilou. How old is each? \n" ); document.write( "

Algebra.Com's Answer #127239 by jojo14344(1513) $\"\"$ $\"About$

You can put this solution on YOUR website!
At present:
\n" ); document.write( "Let $\"x\"$ = Marilou's Age
\n" ); document.write( " $\"5x\"$ =Perla's Age
\n" ); document.write( "Ten yrs from now:
\n" ); document.write( " $\"3%28x%2Bhighlight%2810%29%29=5x%2Bhighlight%2810%29\"$
\n" ); document.write( " $\"3x%2B30=5x%2B10\"$
\n" ); document.write( " $\"5x-3x=30-10\"$
\n" ); document.write( " $\"2x=20\"$ ------> $\"cross%282%29x%2Fcross%282%29=cross%2820%2910%2Fcross%282%29\"$
\n" ); document.write( " $\"highlight%28x=10yrs%29\"$ , MArilou's Age
\n" ); document.write( " $\"5%2A10=highlight%2850yrs%29\"$ , Perla's Age
\n" ); document.write( "Check, in 10 yrs,
\n" ); document.write( " $\"M%2B10=10%2B10=highlight%2820yrs%29\"$
\n" ); document.write( " $\"P%2B10=50%2B10=highlight%2860yrs%29\"$
\n" ); document.write( "*Perla is 3 times as old as Marilou
\n" ); document.write( "Thank you,
\n" ); document.write( "Jojo \n" ); document.write( "

\n" );