Answer:
10
Explanation:
These two sides appear to be to be equal so to find x we can set the equation equal to each other
3x-4=x+2
-x. -x
2x-4=2
+4 +4
2x=6
/2. /2
x=3
now we fill in x for both equations
3(3)-4
9-4
5
(3)+2
5
now we can add the 2 sides together
5+5
10
hope this helps