English, asked by muthukumariguruswamy, 10 months ago

21b - 32+ 7b- 20b
simplifi combining like terms

Answers

Answered by Krishn112

2

Hola mate♥️...

Answer:

$= 21b - 32 + 7b - 20b \\ \\ = b - 32 + 7b \\ \\ = 8b - 32$

Answered by MehakAnand

1

Explanation:

21b+7b-20b-32

28b-20b-32

8b-32

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