3 years ago

Find the sum or difference of the polynomials. Write your answer in descending

Mathematics

2 answers:

nikitadnepr [17]3 years ago

5 0

Answer:

-2x^2-5x-3

Step-by-step explanation:

(3x^2 – 3x+6) - (5x^2 + 2x + 9)

Distribute the minus sign

(3x^2 – 3x+6) - 5x^2 - 2x - 9

Combine like terms

3x^2 -5x^2 -3x-2x +6-9

-2x^2-5x-3

djyliett [7]3 years ago

3 0

-2x^2-5x-3

Just distribute the negative, then combine like terms.

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