Use the right triangle shown to answer the question.
2 answers:
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Step-by-step explanation:
x > -1
x = {0,1,2,...}
She has to score at least 86 on her fifth test.
Further explanation:
We will use the average formula to find the fifth value.
Given
We have to find x5
The formula for average is:
She has to score at least 86 on her fifth test.
Keywords: Average, Word Problems
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