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Mathematics, 03.09.2021 20:20 bruhh14

Josephine is taking a college course, and a professor bases the course grade on an average of two test taken in the semester. She wants to know what she needs to earn on the last test to maintain her grade. Rearrange the following equation for b, where C is the average of two test scores, a and b.


Josephine is taking a college course, and a professor bases the course grade on an average of two t

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