SOLUTION: you test grades are 70, 85, 95, 93, 94. you have one more test and want an average of an 86. what must you earn on your next test?

Algebra ->  Average -> SOLUTION: you test grades are 70, 85, 95, 93, 94. you have one more test and want an average of an 86. what must you earn on your next test?      Log On


   

Question 965659: you test grades are 70, 85, 95, 93, 94. you have one more test and want an average of an 86. what must you earn on your next test?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(70+85+95+93+94+x)/6=86
437+x=86*6
x=516-437
x=79