Answer:
78
Step-by-step explanation:
6(2x² - 5) = [?] if x = -3
6(2(-3)² - 5)
6(2(9) - 5)
6(18 - 5)
6(13) = 78
6(2x²-5)=[?]
Given that x = -3.
Plugging in the value:
Simplifying using PEMDAS,
6(2x²-5)=[78]
