Answer: 3x + 3z - 1
Step-by-step explanation:
Answer:
3x + 3z - 1
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