Respuesta :

6x-5=3x+4
+5          +5
6x=3x+9
-3x    -3x
3x=9
(divide both sides by 3)
x=3
first subtract your x's so

6x
-3x
3x-5=4

then add 5 to the other side

3x-5=4
+5 +5

3x=9

divided 3 into 9 which gets you x=3