Section: Mathematics Knowledge

27) Simplify (3b – 8) – (6 – b).

2b – 2
2b – 14
4b – 2
4b – 14

Explanation

Distribute the minus operation over the second set of parenthesis:
(3b – 8) – (6 – b) = 3b – 8 – 6 – (-b) = 3b – 8 – 6 + b.

Combining gives: 4b – 14.

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