SOLUTION: On the first 3 tests of her language class, Ashley got an average score of 84.
What does she need on the next test to have an overall average of 87?
Algebra.Com
Question 885688: On the first 3 tests of her language class, Ashley got an average score of 84.
What does she need on the next test to have an overall average of 87?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
(3*84+x)/4=87
252+x=87*4
252+x=348
x=348-252
x=96
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