document.write( "Question 479061: John is 5 years older than Mary. Mary is half as old as Peter. John is 8 years old. What is Peter's age? \n" ); document.write( "
Algebra.Com's Answer #328255 by oberobic(2304)\"\" \"About 
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J=M+5
\n" ); document.write( "M=P/2
\n" ); document.write( "J=8
\n" ); document.write( ".
\n" ); document.write( "So,
\n" ); document.write( "J=M+5
\n" ); document.write( "J=8
\n" ); document.write( "M+5=8
\n" ); document.write( "M=3
\n" ); document.write( ".
\n" ); document.write( "M=P/2
\n" ); document.write( "2M=P
\n" ); document.write( "2(3)=P
\n" ); document.write( "P=6
\n" ); document.write( ".
\n" ); document.write( "Peter is 6.
\n" ); document.write( ".
\n" ); document.write( "Done \n" ); document.write( "
\n" );