document.write( "Question 1043634: The sum of four numbers is 783. One of the numbers a, is 25% more than the sum of the other three numbers. What is the value of a?
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document.write( "A) 348
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document.write( "B) 435
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document.write( "C) 520
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document.write( "D) 585 \n" );
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Algebra.Com's Answer #658777 by Boreal(15235) You can put this solution on YOUR website! a+b+c+d=783 \n" ); document.write( "a=(b+c+d)*1.25 \n" ); document.write( "a=783-b-c-d \n" ); document.write( "Therefore, 783-b-c-d=1.25(b+c+d) \n" ); document.write( "783=2.25(b+c+d) \n" ); document.write( "b+c+d=783/2.25=348 \n" ); document.write( "a=783-348=435 \n" ); document.write( "B \n" ); document.write( " |