3 years ago

Subtract -2x^2-6x from -2x^2+9

Mathematics

1 answer:

Misha Larkins [42]3 years ago

3 0

Answer:

6x + 9

Step-by-step explanation:

- 2x² + 9 - (- 2x² - 6x) ← distribute parenthesis by - 1

= - 2x² + 9 + 2x² + 6x ← collect like terms

= 6x + 9

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