Question

Quanto e 12x+x-6=8x+4

Answer 1

13x-8x=4+6

5x=10

x=2

espero que tenha ajudado :))

Answer 2

Equação do 1º:

$\mathtt{12x +x - 6= 8x + 4} \\ \mathtt{13x - 6 = 8x + 4} \\ \mathtt{13x - 8x = 4 + 6} \\ \mathtt{5x = 10} \\ \mathtt{x = 10\div5} \\ \mathtt{x = 2} \\ \\ \\ \boxed{\boxed{\mathtt{Resposta : x= 2}}}$