Question

7x+12=12x-10 equaçao de primeiro grau

Answer 1

7x + 12  = 12x - 10
7x - 12x = -10 - 12
-5x = - 22
x = -22 /-5
x = 22/5

Resposta : x = 22/5

Answer 2

7x+12=12x-10
7x-12x=-10-12
-5x=-22 (-1)
5x=22
x=22/5
Resposta: 22/5