Which number line represents the solutions to x + 4 = 2?
+
+
-6 -5 -4 -3 -2 -1 0
1
2 3
4
5
6
+
+
O
+N
-7 -6 -5 -4
0
1
2 3
4
5
6
+
O
O +
-7-6-5-4-3-2-1
1
2 3
4
5 6
+
+
+
+
-7 -6 -5 -4
-3 -2 -1 0
1
2
3
4 5 6 7

Which number line represents the solutions to x 4 2 6 5 4 3 2 1 0 1 2 3 4 5 6 O N 7 6 5 4 0 1 2 3 4 5 6 O O 7654321 1 2 3 4 5 6 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 class=