document.write( "Question 317180: Jill's present age is three times her sister's age two years ago. If Jill is 18 years old, how old is her sister now? \n" ); document.write( "

Algebra.Com's Answer #227226 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

You can put this solution on YOUR website!
Jill's present age is three times her sister's age two years ago.
\n" ); document.write( "j = 3(s-2)
\n" ); document.write( "j = 3s - 6
\n" ); document.write( ":
\n" ); document.write( "If Jill is 18 years old, how old is her sister now?
\n" ); document.write( "Replace j in the above equation with 18
\n" ); document.write( "18 = 3s - 6
\n" ); document.write( "18 + 6 = 3s
\n" ); document.write( "24 = 3s
\n" ); document.write( "s = $\"24%2F3\"$
\n" ); document.write( "s = 8 yrs sister now
\n" ); document.write( ":
\n" ); document.write( ":
\n" ); document.write( "Check solution in the statement
\n" ); document.write( "\"Jill's present age is three times her sister's age two years ago. \"
\n" ); document.write( "18 = 3(8-2) \n" ); document.write( "

\n" );