3 years ago

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Mathematics

2 answers:

KIM [24]3 years ago

5 0

Answer:

x^2 -3x +15

Step-by-step explanation:

7x^2 +6x -9x - 6x^2 +15

Combine like terms

7x^2 - 6x^2 +6x -9x +15

x^2 -3x +15

alexira [117]3 years ago

5 0

Answer:

B is correct,

Step-by-step explanation:

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