thatjondoe4109 thatjondoe4109

11-02-2020
Mathematics

contestada

A student received grades of 75, 90, and 83 on three math tests. What grade does the student need on the fourth test to have an average test score of at least 85?

Respuesta :

arokoyuola arokoyuola

12-02-2020

Answer:

92

Step-by-step explanation:

85(4) = 75 + 90 + 83 + x

340 = 248 + x

x = 340 - 248

x = 92

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