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3 years ago

5

Simplify (7x2 - 2x + 9) + (3x2 + 15x – 4).

2 answers:

VikaD [51]3 years ago

5 0

Hey! Your answer for this is

7x^2 + 3x^2 = 10x^2

-2x + 15x = 13x

9 - 4 = 5

Hence, 10x^2 + 13x + 5.

Hope this helps!

goldfiish [28.3K]3 years ago

3 0

Answer:

A=10

Step-by-step explanation:

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