document.write( "Question 702255: I'm trying to help my 8th grade daughter study for math final in algebra I and I did bad on word problems when I was a freshman so I need help helping her please. The question is this:\r
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document.write( "4 children have a total of 92 marbles
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document.write( "Bill has 8 more than Allen
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document.write( "Charles has 2 times the number of Bill
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document.write( "Daryl has 3 times the number of Charles\r
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document.write( "How many marbles does Charles have?\r
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document.write( "She got as far as this:\r
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document.write( "8 + A + A + 2B + 3C = 92\r
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document.write( "8 + 2A + 2B + 3C = 92\r
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document.write( "Then we are stuck \n" );
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Algebra.Com's Answer #432860 by DrBeeee(684)![]() ![]() ![]() You can put this solution on YOUR website! You have that right idea, but stalled out after Bill. \n" ); document.write( "Let A = Allen's marbles. \n" ); document.write( "Then \n" ); document.write( "(1) B = A + 8 and \n" ); document.write( "(2) C = 2*B or \n" ); document.write( "(3) C = 2*(A + 8) or \n" ); document.write( "(4) C = 2*A + 16 and \n" ); document.write( "(5) D = 3*C or \n" ); document.write( "(6) D = 3*(2*A + 16) or \n" ); document.write( "(7) D = 6*A + 48 \n" ); document.write( "Now add \n" ); document.write( "(8) A + (A + 8) + (2*A + 16) + (6*A + 48) = 92 or \n" ); document.write( "(9) 10*A = 92 -8 -16 -48 or \n" ); document.write( "(10) 10*A = 92 - 72 or \n" ); document.write( "(11) A = 2 \n" ); document.write( "Then \n" ); document.write( "(12) B = 10 \n" ); document.write( "(13) C = 20 \n" ); document.write( "and \n" ); document.write( "(14) D = 60 \n" ); document.write( "Is(2 + 10 + 20 + 60 = 92)? \n" ); document.write( "Is (92 = 92)? Yes \n" ); document.write( "Answer: Allen has 2 marbles, Bill has 10, Charles has 20 and Daryl has 60. \n" ); document.write( " \n" ); document.write( " |