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Leon has two test scores of 65 and 84 he wants to have an average of at least 80 which expression represents the score that he needs on his next test to have an average of at least an 80.

Sagot :

Daniel2019360id
(65+84+x)/3≥80
(149+x)/3≥80
149+x≥240
x≥91

Leon needs to score at least 91 at his next test

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