Respuesta :
first you have to combine like terms by adding them to the same side
(when you switch the numbers side the sign changes from negative to positive or vice versa)
+3x-4x=2+6
-1x=2+6
-1x=8
8/1=x
x=8
(when you switch the numbers side the sign changes from negative to positive or vice versa)
+3x-4x=2+6
-1x=2+6
-1x=8
8/1=x
x=8