Asked by susana
In a math contest each team is asked 50 questions. The team earns 15 points for each correct answer and loses 8 for each incorrect answer. One team finished with 566 points. How many questions id the team answer correctly?
Answers
Answered by
Reiny
correct answers --- x
wrong answers ---- 50-x
15x - 8(50-x) = 566
solve for x
(I got x = 42)
wrong answers ---- 50-x
15x - 8(50-x) = 566
solve for x
(I got x = 42)
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