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Problem

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problem

If the first term of an arithmetic sequence equals the third minus the second, and the fourth term is 88, what is the first term?
Plain-text mathematical notation (without MathML)
If the first term of an arithmetic sequence equals the third minus the second, and the fourth term is 8, what is the first term?
Original LaTeX notation
If the first term of an arithmetic sequence equals the third minus the second, and the fourth term is $8$, what is the first term?

level

Level 3

type

Algebra

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