Mathematics, 24.01.2020 13:31, lily3934

In one auditorium there are 420 seats, and in the second - 480. in the first hall, compared to the second, there are 5 rows less, but in each row of the first hall there are 10 seats less than in each row of the second. how many seats does each row of the first hall have.

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In one auditorium there are 420 seats, and in the second - 480. in the first hall, compared to the s...