document.write( "Question 232559: Can you please help me with this problem. I am really struggling on how to go about completing it: Next year Peter will be twice as old as his sister will be. She is three years younger than he. How old is each one now?\r
\n" ); document.write( "\n" ); document.write( "I have this done so far. p+1= 2s and S=p-3
\n" ); document.write( "I am unsure on what to do next.
\n" ); document.write( "Could you please assist me with this problem?
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Algebra.Com's Answer #171991 by Alan3354(69443)\"\" \"About 
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Next year Peter will be twice as old as his sister will be. She is three years younger than he. How old is each one now?
\n" ); document.write( "I have this done so far. p+1= 2s and S=p-3
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\n" ); document.write( "s = p-3
\n" ); document.write( "p+1 = 2(s+1) You had 2 times s, not s+1
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\n" ); document.write( "p+1 = 2s+2
\n" ); document.write( "Sub for s into the eqn above
\n" ); document.write( "p+1 = 2(p-3) + 2
\n" ); document.write( "p+1 = 2p-6 + 2
\n" ); document.write( "P+1 = 2P-4
\n" ); document.write( "P = 5
\n" ); document.write( "S = 2
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