Question

What is the value of 6(2b-4) when b=-7?

Answer 1

-108

Explanation:

We know b is -7 so we have to plug it in.
6(2(-7)-4)

Simplify: 6(-14-4)

Simplify again: 6(-18)

Simplify: -108

Final answer -108

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Answer 2

6(2(-7)-4) = 6(-14-4) = 6(-18) = -108