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How many terms of the arithmetic sequence 88, 85, 82, . . . appear before the number -17 appears?

 Jul 8, 2021
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Equation: y = -3x + 91
91+17=108108/3=36y=3(36)+91=108+91=17

So 35 terms will come before -17 appers.

 Jul 8, 2021

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