document.write( "Question 413563: John is 4 times as old as Martha. 5 years ago the sum of their ages was 50. How old are they now. \n" ); document.write( "
Algebra.Com's Answer #290192 by jchillier(2)\"\" \"About 
You can put this solution on YOUR website!
x-5 + 4x-5 = 50
\n" ); document.write( "combine like terms
\n" ); document.write( "5x-10 = 50
\n" ); document.write( "add 10 to each side
\n" ); document.write( "5x=60
\n" ); document.write( "divide by 5
\n" ); document.write( "x=12
\n" ); document.write( "4x= 48
\n" ); document.write( "they are 12 & 48 years old
\n" ); document.write( "
\n" );