gyvyvjbuvyfuvib gyvyvjbuvyfuvib

26-03-2020
Mathematics

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A theater has 40 seats in the first row 42 seats in the second row 44 seats in the third world how many seats are in the 20th row

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thistleBranch thistleBranch

26-03-2020

It seems to be increasing by two each time. So, a simple equation would work.

Let y = total seats

Let x = row number

y = 38 + 2x. Substitute 20 for x

y = 38 + 2(20) solve for the total.

y = 78.

There are 78 seats in the 20th row

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