A= (a+b+c+d)/4 solve for b

John Rose asked Mar 6, 2023

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John Rose asked Mar 6, 2023

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14 votes

Answer:

b = 4A-a-c-d

Explanation:

A = (a+b+c+d)/4 |*4

4A = a+b+c+d |-a-c-d

4A-a-c-d = b

Janhartmann answered Mar 10, 2023

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