# SOLUTION: 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

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 Click here to see ALL problems on Linear Equations And Systems Word Problems 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? Answer by nerdybill(6958)   (Show Source): You can put this solution on YOUR website!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? . Let x = number she got right then 30-x = number she got wrong . 20x - 5(30-x) = 325 20x - 150+5x = 325 25x - 150 = 325 25x = 475 x = 19