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