SOLUTION: your test scores for the semester are 87,84 and 85. can you raise your test average top 90 with your next test

Question 807273: your test scores for the semester are 87,84 and 85. can you raise your test average top 90 with your next test
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
your test scores for the semester are 87,84 and 85. can you raise your test average top 90 with your next test
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Equation:
Let your next test score be "x":
(87+84+85+x)/4 = 90
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256+x = 360
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x = 104
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Ans: Can't do it.
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Cheers,
Stan H.
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