document.write( "Question 182435: hi i'm having an extreme amount of trouble setting up word problems for linear equations , especially this one .\r
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\n" ); document.write( "\n" ); document.write( "Your teacher is giving you a test worth 100 points containing 40 questions. There are two-point and four-point questions on the test. How many of each type of question are on the test?
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Algebra.Com's Answer #136939 by fgwjr2003(2)\"\" \"About 
You can put this solution on YOUR website!
number of questions___+___value of question___=______total value of question
\n" ); document.write( "________x_________+__________2____________=_________2x_______________
\n" ); document.write( "______40-x________x__________4____________=_______4(40-x)_____________
\n" ); document.write( "_____________________________total # of questions_=_____100______________
\n" ); document.write( " 2x + 4(40-x)=100
\n" ); document.write( " 2x + 160 - 4x = 100
\n" ); document.write( " 2x-4x
\n" ); document.write( " -2x + 160 = 100
\n" ); document.write( " ____-100_-100
\n" ); document.write( " -2x + 60 = 0
\n" ); document.write( " ____-60_-60
\n" ); document.write( " -2x/-2 = -60/-2
\n" ); document.write( " __x____=___30
\n" ); document.write( " therfore 30-2 pt questions
\n" ); document.write( " 40-30 = 10-4pt questions
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