A greenhouse that specializes in growing carnations is divided into sections. The number of plants in each section depends on the number of sprinklers in that section.

There are y (5y - 4) red carnation plants and (9 + y) 2 white carnation plants in a section with y sprinklers.

Which simplified expression represents the total number of red and white carnation plants in a section with y sprinklers?

5y2 + 18y + 77

5y4 + 14y + 81

6y2 + 14y + 81

6y2 + 18y + 77

Question

3 September, 10:57

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Answers (1)

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Carley · Answer 1

Good evening,

y (5y-4) + (9+y) ²=5y²-4y+81+18y+y²

=6y²+14y+81