12 problems on a math test. Five points were given for each correct answer, and two points were deducted for each incorrect answer. His score was 39, how many correct answers did he have?
12 problems on a math test. Five points were given for each correct answer, and two points were deducted for each incorrect answer. His score was 39, how many correct answers did he have?
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solving the equation
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Fishing 68 Biking 46 Caving 4 Biking and Caving 2 Fishing and Caving 0 Biking and Fishing 36
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Answer please
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there is a map