Question

X+2x-1-3=x quantos da

Answer 1

Resposta:  2

Explicação passo a passo:

x+2x-1-3=x

x+2x-x=1+3

2x=4

x=4/2

x=2

Answer 2

$\Large\displaystyle\text{ \begin{gathered}\sf{x+2x-1-3=x}\\\sf3x-x=3+1\\\sf2x=4\\\sf x=\dfrac{4}{2}\\\boxed{\boxed{\sf x=2}}\end{gathered} }$