Answer:
3
Step-by-step explanation:
The question is asking us to find the sum. To do this, let's first write the original equation and then take it from there.

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Use distributive property:
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Combine Like Terms:

Therefore, the answer to your question is
-4x² + 3x + 4. Hope this helps and have a fantastic day!
Answer:
divide both sides by 4
Step-by-step explanation:
Answer:
B is a convex polygon cause it points out