Question

resolva: 5.{3-2.[p-4.(2-p)]}=p-7

Answer 1

5 . { 3 - 2 . [ p - 4 . ( 2 - p )]} = p - 7

5 . { 1 . [ p - 4 . - 2p }] = p - 7

5 . { 1 . ( - 7 p )} = p - 7

5 . ( - 7 P ) = p - 7

- 35p - p = - 7

- 36p = - 7

p = - 7 / -36

p = 7 / 36


Forte abraço!