document.write( "Question 1195826: Tommy is three years older than Jack. Sadie is seven less than twice Jack’s age. Sadie and Tommy are twins. How old is jack \n" ); document.write( "

Algebra.Com's Answer #828388 by josgarithmetic(39617) $\"\"$ $\"About$

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\r\n" );
document.write( "TOMMY           j+3\r\n" );
document.write( "JACK             j\r\n" );
document.write( "SADIE           2j-7\r\n" );
document.write( "

\n" ); document.write( "Tommy and Sadie, being twins are the same age.
\n" ); document.write( " $\"j%2B3=2j-7\"$ \n" ); document.write( "

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