Question

21b-32+7b-20b can you please answer this question

Answer 1

Answer:

8b-32 will be the answer

Answer 2

Answer:

8b-32 will be the answer

Step-by-step explanation:

21b - 32 + 7b - 20b = 28b - 20 b - 32

(according to bodmass rule addition will be done first)

= 8b - 32

Hence , the answer is 8b - 32

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