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Mathematics, 03.12.2019 22:31 22ksotoq

In a music stadium, there are 18 seats in the first row and 21 seats in the second row. the number of seats in a row increases by 3 with each additional row. use a rule to determine which row has 120 seats

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In a music stadium, there are 18 seats in the first row and 21 seats in the second row. the number o...
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