Mathematics, 11.03.2021 14:00, jagger68
a theater has 50 seats in the front row. there are 4 additional seats in each row after that. how many seats are in the 20th row?
Answers: 3
= a₁ + (n - 1)d
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a theater has 50 seats in the front row. there are 4 additional seats in each row after that. how ma...
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