Respuesta :

Step-by-step explanation:

1)

5p + 5 = 3(5p - 4) - 10p

5p + 5 = 15p - 12 - 10p

5p + 5 = 5p - 12

5 ≠ -12

p = No solution

2)

P = 2w + 2l

P = 2(w + l)

P/2 = w + l

P/2 - l = w

I think that it is 1 and 2 by the way

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