document.write( "Question 320178: This year, your brother Jack will be 2 years from being twice as old as your sister Jen. The sum of Jacks' age and three times Jen's age is 66. How old is Jen? \n" ); document.write( "
Algebra.Com's Answer #229406 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
Write an equation for each statement:
\n" ); document.write( "Ja = Jack's present age
\n" ); document.write( "Je = Jen's present age
\n" ); document.write( ":
\n" ); document.write( "\"This year, your brother Jack will be 2 years from being twice as old as your sister Jen.
\n" ); document.write( "Ja + 2 = 2(Je + 2)
\n" ); document.write( "Ja + 2 = 2Je + 4
\n" ); document.write( "Ja = 2Je + 4 - 2
\n" ); document.write( "Ja = 2Je + 2
\n" ); document.write( ":
\n" ); document.write( "\"The sum of Jacks' age and three times Jen's age is 66.\"
\n" ); document.write( "Ja + 3Je = 66
\n" ); document.write( ":
\n" ); document.write( "Replace Ja with (2Je+2); find Je
\n" ); document.write( "(2Je + 2) + 3Je = 66
\n" ); document.write( "5Je = 66 - 4
\n" ); document.write( "Je = \"64%2F5\"
\n" ); document.write( "Je = 12.8 yrs is Jen's present age
\n" ); document.write( "then
\n" ); document.write( "Ja = 2(Je + 2)
\n" ); document.write( "Ja = 2(12.8) + 2
\n" ); document.write( "Ja = 25.6 + 2
\n" ); document.write( "Ja = 27.6 yrs is Ja's present age
\n" ); document.write( ":
\n" ); document.write( ":
\n" ); document.write( "Check solution in the statement:
\n" ); document.write( "\" Jack will be 2 years from being twice as old as your sister Jen.\"
\n" ); document.write( "27.6 + 2 = 2(12.8 + 2)
\n" ); document.write( "29.6 = 2(14.8)
\n" ); document.write( "29.6 = 29.6
\n" ); document.write( ":
\n" ); document.write( "Check solution in the statement:
\n" ); document.write( "\"The sum of Jacks' age and three times Jen's age is 66. \"
\n" ); document.write( "27.6 + 3(12.8) = 66
\n" ); document.write( "27.6 + 38.4 = 66; confirms our solutions\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " How old is Jen? 12.8
\n" ); document.write( "
\n" );