document.write( "Question 626395: In a test of 30 questions, 20 points are given for each correct answer and 5 points are deducted for each one answered wrong. If Maria answered all of the questions and got a score of 325, how many did she get right?
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Algebra.Com's Answer #394146 by nerdybill(7384)\"\" \"About 
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In a test of 30 questions, 20 points are given for each correct answer and 5 points are deducted for each one answered wrong. If Maria answered all of the questions and got a score of 325, how many did she get right?
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\n" ); document.write( "Let x = number she got right
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\n" ); document.write( "30-x = number she got wrong
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\n" ); document.write( "20x - 5(30-x) = 325
\n" ); document.write( "20x - 150+5x = 325
\n" ); document.write( "25x - 150 = 325
\n" ); document.write( "25x = 475
\n" ); document.write( "x = 19
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