Evaluate the expression when x = -6: x^2 + 7x + 8

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25 votes

Answer:

Explanation:

Basically you plug in -6 where all the x's are.

(-6)² + 7(-6) + 8, Multiply -6 * -6 (AKA (-6)²)

36 + 7(-6) + 8, Multiply 7 by -6

36 - 42 + 8, Add 36 + 8

44 - 42, Subtract

Dcaswell answered Jul 6, 2023

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