document.write( "Question 246049: A quiz had only 3-point questions and 4-point questions. The best possible score is 100 and there are 29 questions. How many 4-point questions are there? \n" ); document.write( "
Algebra.Com's Answer #179711 by nerdybill(7384)\"\" \"About 
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A quiz had only 3-point questions and 4-point questions. The best possible score is 100 and there are 29 questions. How many 4-point questions are there?
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\n" ); document.write( "Let x = number of 4-point questions
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\n" ); document.write( "29-x = number of 3-point questions
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\n" ); document.write( "4x + 3(29-x) = 100
\n" ); document.write( "4x + 87 - 3x = 100
\n" ); document.write( "x + 87 = 100
\n" ); document.write( "x = 13 (number of 4-point questions)
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