2 Answers

Yang Bo · Answer 1 · 2020-09-12T08:56:24+0000

Answer:

18n + 9

Explanation:

To simplify an expression using distributive property, you need to multiply the number on the outside of the parenthesis and multiply them by the numbers inside the parenthesis. 9 x 2n = 18n and 9 x 1 = 9.

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