Mathematics, 08.01.2020 12:31, drewlopez

Simplify the expression 21b4 − 3b by combining like terms. choose the correct answer just tell me the answer i'm running out of time.
18b^3
21b^4 − 3b
18b^5
18b^4

Answers: 1

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Simplify the expression 21b4 − 3b by combining like terms. choose the correct answer just tell me t...