jayj45369 jayj45369

27-08-2021
Mathematics

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If a=b+7 and b+7=9, then a=9

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mirlanforimportantth mirlanforimportantth

29-08-2021

Answer:

a = 9

b = 2

Step-by-step explanation:

Given : a = 9

a = b + 7

9 = b + 7

b = 9 - 7 = 2

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