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21-08-2020
Mathematics

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Simplfy... PLZ HELPPPP 3x^2 - 4x + 8 + 5x^2 + 9x - 10

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jimrgrant1 jimrgrant1

21-08-2020

Answer:

8x² + 5x - 2

Step-by-step explanation:

Given

3x² - 4x + 8 + 5x² + 9x - 10 ← collect like terms

= (3x² + 5x²) + (- 4x + 9x) + (8 - 10)

= 8x² + 5x - 2

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