Mathematics, 13.07.2019 04:30, alundriaf6206

A60-row theater has 20 seats in the front row. the second row has 21 seats. if each row has one more than the row in front of it, how many seats are there in the theater?

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A60-row theater has 20 seats in the front row. the second row has 21 seats. if each row has one more...