document.write( "Question 1124199: The Abraj Al-Bait tower has 43 fewer floors than Burj Khalifa. The two buildings together have 283 floors. Find the number of floors in each building. \n" ); document.write( "

Algebra.Com's Answer #740549 by ikleyn(52790) $\"\"$ $\"About$

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document.write( "B - A =  43,    (1)   (\" The Abraj Al-Bait tower has 43 fewer floors than Burj Khalifa.\")\r\n" );
document.write( "B + A = 283.    (2)\r\n" );
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document.write( "---------------------Add the two equations. You will get\r\n" );
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document.write( "2B = 43 + 283 = 326  ====>  B = 326/2 = 163.\r\n" );
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document.write( "Then from eq(2),  A = 283 - B = 283 - 163 = 120.\r\n" );
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document.write( "Answer.  A\"  has 120 floors;  \"B\"  has 163 floors.\r\n" );
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