Question

From the sum of 7 + 3x and 6 - 2x + x²?, subtract the sum of 2x² - 3x and 2x² + 3x - 9.
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Answer 1

Answer:

(7 + 3x) + (6 - 2x + x²)= 13+x+x²

2x² - 3x + 2x² + 3x - 9 = 4x²-9

(4x²-9)-(13+x+x²)

= 4x²-9-13-x-x²

2x²-22-x

Step-by-step explanation:

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