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3 votes
Solve S= 2ab + 2bc + 2ac for b.

A) s-4a/c

B) s/2(a+c)

C) s/a+b+c

D) s-2ac/2a+2c

1 Answer

4 votes

Answer:

D) s-2ac/2a+2c

Explanation:


s = 2ab + 2bc + 2ac \\ s - 2ac = b(2a + 2c) \\ \huge \red{ \boxed{ b = (s - 2ac)/(2a + 2c) }}

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