Question

Me ajudem ? [4x - 8] = x + 1 .

Answer 1

$[4x-8]=x+1\\4x-8=x+1\\4x-x=1+8\\3x=9\\x= \frac{9}{3}=3$

Answer 2

[4x-8]=x+1
4x-8=x+1
4x-x=1+8
3x=+9
x=9/3
x=3