2 years ago

Find the sum of these polynomials.

Mathematics

2 answers:

Crank2 years ago

8 0

Answer:

C. 10x²-x+13

Step-by-step explanation:

1. Add the numbers

x^2 - x + 7 + 9x^2 + 6

x^2 - x + 13 + 9x^2

2. Combine like terms

x^2 - x + 13 + 9x^2

10x^2 - x + 13

Genrish500 [490]2 years ago

7 0

Answer:

Step-by-step explanation:

add the two x^2 parts = 10 x^2

so answer is B or C

add the constants 7 + 6 = 13 so answer C

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