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Simplify the expression. If not possible, write simplified. 4b + 5b a. simplified c. 1b b. 20b d. 9b Please select the best answer from the choices provided A B C D

User Jney
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1 Answer

5 votes

Answer:

D. 9b

Explanation:

4b + 5b is essentially 4 + 5

so 9b

User NicTesla
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