Question

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Answer 1

`p = (2 -3g)/(g + 4)`

Refer to the attachment for step by step explaination.

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Answer 2

`p = (2 - 3g)/((g + 4))`

Explanation:

`g = (2 - 4p)/(3 + p) \\ g(3 + p) = 2 - 4p \\ 3g + pg = 2 - 4p \\ pg + 4p = 2 - 3g \\ p(g + 4) = 2 - 3g \\ (p(g + 4))/((g + 4)) = (2 - 3g)/((g + 4)) \\ p = (2 - 3g)/((g + 4))`