Your grade in a class is determined by the average of three test scores. You scored 75 and 88 on the first two tests. To earn at least 78 for this course, how much do you have to score on the third test? Let x be the score you will earn on the third test.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Your grade in a class is determined by the average of three
test scores. You scored 75 and 88 on the first two tests. To
earn at least 78 for this course, how much do you have to
score on the third test? Let be the score you will earn on
the third test.
Transcribed Image Text:Your grade in a class is determined by the average of three test scores. You scored 75 and 88 on the first two tests. To earn at least 78 for this course, how much do you have to score on the third test? Let be the score you will earn on the third test.
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