Answer:
3x + 3z - 1
Explanation:
Group like terms: 2x + x + 3z + 5 - 6Subtract the numbers: 5 - 6 = -1=2x + x + 3z - 1Add similar elements: 2x + x = 3x=3x + 3z - 1
Answer: 3x + 3z - 1
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