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Answer: Choose option B. (The full answer is 6x + 4)
Step-by-step explanation:
4x + 3 + 2x + 1
= (4x + 2x) + (3 + 1)
= 6x + 4
Answer:
6
Explanation:
The like terms that can be combined are 4x and 2x, and 3 and 1. So, 4x + 2x = 6x. Therefore, the term that goes in the green box is 6.
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