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Find the sum and express it in simplest form.

(2y2 +9y + 4) + (-3y² - 3y)
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1 Answer

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Answer:

To find the sum of the two expressions, we can combine like terms. In this case, we have two terms with a coefficient of -3y² and two terms with a coefficient of -3y, so we can combine them to get:

(-3y² + -3y²) + (-3y + -3y) + (2y² + 9y + 4)

Simplifying the expression gives us:

-6y² - 6y + 2y² + 9y + 4

Combining the like terms again gives us:

-4y² + 15y + 4

Therefore, the sum of the two expressions is -4y² + 15y + 4. This is already in simplest form.

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