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Simplify 18 - 2[x + (x - 5)].
8 - 4x
28 - 4x
28 - 2x

User Qi Fan
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18 - 2[x + (x - 5)] \\ \\ 18 - 2(x + x - 5) \\ \\ 18 - 2(2x - 5) \\ \\ 18 - 4x + 10 \\ \\ -4x + 28 \\ \\ Answer: \fbox {-4x + 28}
User Eugene Smith
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18 - 2[x + x - 5]

18 - 2[2x - 5]

18 - 4x + 10

28 - 4x

Your answer is 28 - 4x.
User Clp
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