document.write( "Question 1147327: Peter is 7 years older than his wife Wendy. The sum of their ages is 63 find Peter's age. \n" ); document.write( "

Algebra.Com's Answer #768641 by ikleyn(52787) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( " I will show you TWO WAYS to solve the problem.\r
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document.write( "If P is the Peter's age, then (P-7) is the Wendy's age.\r\n" );
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document.write( "From the condition,\r\n" );
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document.write( "    P + (P-7) = 63,\r\n" );
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document.write( "    2P = 63 + 7 = 70,\r\n" );
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document.write( "     P =        = 70/2 = 35.\r\n" );
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document.write( "ANSWER.  Peter is 35 years old.\r\n" );
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\n" ); document.write( "\n" ); document.write( "2-nd way\r
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document.write( "From the condition, you have these two equations\r\n" );
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document.write( "    P + W = 63\r\n" );
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document.write( "    P - W =  7\r\n" );
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document.write( "Add the equations and see what will happen.\r\n" );
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