Question

Resolva esta equação 3(x-4)=-1-(3x-1)

Answer 1

Equação do 1º: Aplicar a distributiva

$\mathtt{3~.~(x-4) = -1 -(3x -1)} \\ \mathtt{3x -12 = -1 - 3x + 1} \\ \mathtt{3x - 12 = -3x} \\ \mathtt{3x + 3x = 12} \\ \mathtt{6x = 12} \\ \mathtt{x = 12\div6} \\ \mathtt{x = 2} \\ \\ \\ \boxed{\boxed{\mathtt{Resposta: x = 2}}}$