Step-by-step explanation:
3x + 6y - 5z
=3×3+-5×6-2×5
=9+-30-10
=9-40
=-31
Answer:
- 31
x = 3
y = -5
z = 2
3(3) + 6(-5) - 5(2)
9 - 30 - 10
9 - 40
Hope this helps!
