document.write( "Question 1196352: In four years, John's age will be the same as Peter's age now. In two years, Peter's age will be twice as John's age. How old is Peter now? \n" ); document.write( "
Algebra.Com's Answer #829147 by josgarithmetic(39617)\"\" \"About 
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\"system%28j%2B4=p%2Cp%2B2=2%28j%2B2%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"p%2B2=2%28%28p-4%29%2B2%29\"----------------by substitution, now in one variable equation\r
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\n" ); document.write( "\n" ); document.write( "\"p=-2%2B2%28p-2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"p=-2%2B2p-4\"\r
\n" ); document.write( "\n" ); document.write( "\"%2B2%2B4=p\"\r
\n" ); document.write( "\n" ); document.write( "\"p=6\"
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