Question

alguem sabe o resultado 13x-15=45-2x?

Answer 1

  13x - 15 = 45 - 2x

13x + 2x = 45 +15

15x = 60

  x = 60

     ------            x =  4

      15

Answer 2

13x - 15 = 45 - 2x
13x + 2x = 45 + 15
15x = 60
x = 60/15
x = 4