Answer:

Explanation:
Now we have to,
→ Simplify the given expression.
The expression is,
→ 8z + 10 + 3 - 2z
Let's simplify the expression,
→ 8z + 10 + 3 - 2z
→ 8z - 2z + 10 + 3
→ (8z - 2z) + (10 + 3)
→ (6z) + (13)
→ 6z + 13
Hence, the answer is 6z + 13.