Question

Solve the equation 2×-6=×+4

Answer 1

First you should add +6 on both sides of the equation and then add -x so you will have:
2x - x = 4 +6 so x = 10 :)))
i hope this is helpful 
have a nice day 

Answer 2

2x-6=x+4
    +6   +6
2x=x+10
-x      -x
1x=10
/1   /1
x=10