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4 votes
Simply the expression by combining like terms.
9x + 8 + 3x +4=

User Harishbb
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2 Answers

3 votes
9x + 3x = 12x
8 + 4 = 12
Final answer is 12x + 12
User Roelant M
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2 votes
The answer is 12x+12
User Pavel Niedoba
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