document.write( "Question 1202434: Tim and Tala are brother and sister. Their ages total 36. The difference between twice Tala's age and Tim's age is 12. Find their ages. \n" ); document.write( "

Algebra.Com's Answer #837270 by ikleyn(52878) $\"\"$ $\"About$

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\n" ); document.write( "Tim and Tala are brother and sister. Their ages total 36.
\n" ); document.write( "The difference between twice Tala's age and Tim's age is 12. Find their ages.
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document.write( "x = Tim's age; y = Tala's age.\r\n" );
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document.write( "Equations\r\n" );
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document.write( "   2y - x = 12\r\n" );
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document.write( "    y + x = 36.\r\n" );
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document.write( "   3y     = 12 + 36 = 48  --->  y = 48/3 = 16.\r\n" );
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document.write( "Tala is 16 years old.\r\n" );
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document.write( "Tim is 36 - 16 = 20 years old.\r\n" );
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