Testing
Students in high school have 10 points for each correctly solved problem. Five points are deducted for each wrong answer. After solving 20 problems, student Michael had 80 points. How many problems did he solve correctly, and how many were wrong?
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Do you have a linear equation or system of equations and are looking for a solution? Or do you have a quadratic equation?
You need to know the following knowledge to solve this word math problem:
algebrabasic operations and conceptsGrade of the word problem
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