Question

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

Answer 1

Answer:

21b-32+7b-20b

21b+7b-32-20b

30b-20b-32

10b-32

Answer 2

Answer:

21b-20b+7b-32

b+7b -32

8b -32

b = 32/8

b=4 ans.

Step-by-step explanation:

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