SOLUTION: Inequality Anton has grades of 87 and 76 on his first two biology tests. What does he need on the third test to keep an average of AT LEAST 80. I know the answer is 77 but

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: Inequality Anton has grades of 87 and 76 on his first two biology tests. What does he need on the third test to keep an average of AT LEAST 80. I know the answer is 77 but       Log On

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Question 1051370: Inequality
Anton has grades of 87 and 76 on his first two biology tests. What does he need on the third test to keep an average of AT LEAST 80.
I know the answer is 77 but I'm not sure what the set up was like.

Answer by josgarithmetic(39620) About Me  (Show Source):