The average of 3 test scores if the first two scores are 78 and 82 s=3rd test score

Express the given quantity in terms of the indicated variable

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1 October, 00:19

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Tamara · Answer 1

If you're given 78 and 82 the answer is a simple average

(78 + 82 + s) / 3

The average of 3 test scores if the first two scores are 78 and 82 s=3rd test scoreExpress the given quantity in terms of the indicated variable