5 x +4 = 13 x - 2x + 4
5x=13x-2x
13x-7x=0
6x=0
x=0
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5 x +4 = 13 x - 2x + 4
5x=13x-2x
13x-7x=0
6x=0
x=0
5x + 4 = 13x - 2x + 4
5x + 4 = 11x + 4
11x + 4 = 5x + 4
11x - 5x = 4 - 4
6x = 0
x = 0/6
x = 0
Espero ter ajudado !!!