Melody B.

# Linear equation word problem

Please write a complete sentence in which you define the unknown quantity of a variable. Set up an equation with your variable, solve the equation and check your solution in the original equation. Summarize your answer in a complete sentence.

To pass a class, a student must have a total score of 70 or better on a 0 to 100 grading scale. If the student has a homework average of 77 and scores of 68, 65, 52, and 82 on the first four exams, what minimum score must the student earn on the final exam to pass the class? Assume that homework is worth 12%, each regular exam is worth 13%, and the final exam is worth 36% of the grade.

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