document.write( "Question 657502: Sarah is three more than four times John's age. The difference in their ages is 33. How old is Sarah? \n" ); document.write( "
Algebra.Com's Answer #409919 by colliefan(242)\"\" \"About 
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If x=John's age, Sarah's age is 4x+3\r
\n" ); document.write( "\n" ); document.write( "If the difference is 33:\r
\n" ); document.write( "\n" ); document.write( "(4x+3)-x=33
\n" ); document.write( "4x-x+3=33
\n" ); document.write( "3x+3=33
\n" ); document.write( "3x+3-3=33-3
\n" ); document.write( "3x+0=30
\n" ); document.write( "3x=30
\n" ); document.write( "3x/3=30/3
\n" ); document.write( "x=10\r
\n" ); document.write( "\n" ); document.write( "If John's age is x, it is 10.
\n" ); document.write( "If Sarah's is 4x+3, it is 43.\r
\n" ); document.write( "\n" ); document.write( "Is the difference 33? YES!\r
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