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12-02-2020
Mathematics

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P=2a+2b; P=56, a=12 solve for b

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12-02-2020

Answer:

b = 28/13

Step-by-step explanation:

Solve for b:

13 b = 28

Divide both sides of 13 b = 28 by 13:

(13 b)/13 = 28/13

13/13 = 1:

Answer: b = 28/13

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