SOLUTION: Paul's second test score was 8 points higher than his first test score. His third score was 88. He had a B average (between 80 and 89, inclusive) for the three tests. What can you

Question 1005188: Paul's second test score was 8 points higher than his first test score. His third score was 88. He had a B average (between 80 and 89, inclusive) for the three tests. What can you conclude about his first test score? It was between:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Paul's second test score was 8 points higher than his first test score. His third score was 88. He had a B average (between 80 and 89, inclusive) for the three tests. What can you conclude about his first test score? It was between:
-------
1st:: x
2nd:: x+8
3rd:: 88
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Sum = 2x + 96
----
Solve::
80 < 2x+96 < 89
---
-16 < 2x < -7
---
-8 < x < -3.5
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Cheers,
Stan H.
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