step-by-step explanation:
first, eliminate the parenthesis:
3
x
+
2
−
4
second, group like terms:
third, combine like terms:
(
)
→
1
x = 1
0 ÷ x = 0
0 ÷ 1 = 0
see below
x+2> 6
subtract 2 from each side
x+2-2 > 6-2
x > 4
there is an open circle at 4 since is it is greater than and the line goes to the right