To pass a Math course with grade of 2.0 or better, Marianne must have an average of 85 or more. Her grades on three tests are 82, 81 and 79. Let x be the score. Write a mathematical sentence...

To pass a Math course with grade of 2.0 or better, Marianne must have an average of 85 or more. Her grades on three tests are 82, 81 and 79. Let x be the score. Write a mathematical sentence representing the score that Marianne must get on the fourth test to obtain an average of 85 or better for the course.

Sep 13, 2022

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To pass a Math course with grade of 2.0 or better, Marianne must have an average of 85 or more. Her grades on three tests are 82, 81 and 79. Let x be the score. Write a mathematical sentence...

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