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OpenStudy (anonymous):
You are taking a history course. There will be four tests. You have scores of 89, 92, and 95 on the first three. You must earn a total of 360 points to get an A. What score on the last test will give you an A?
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OpenStudy (anonymous):
add up your numbers and subtract the result from 360 to get your answer
OpenStudy (anonymous):
89+ 92+95+x = 360
OpenStudy (anonymous):
84 :D
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