Question

a raiz da equação 2(x-1)=1/x-2+(2x+1) é

Answer 1

2(x-1)=2x-2

2x-2=1/x-2+2x+1
2x-2-1/x-2-2x-1
-2-1/x-2+1
-1/x-2-2=-1
-1/x-2=1+2
-1/x-2=3
-1=3x-6
-3x=-6+1
-3x=-5
x=-5/3
x=5/3.