Choose all the number lines that show equivalent fractions.
A.
0
4
4
4
B.
O +
1
+
C.
+o
1
ON-
4
6
5
6
1
6
6
+
D
+o
+
1
8
COIN +
* لاه
4.
8
5
8
6
8
7
8
1
+
+
E
0
خر إلا
3
The first few steps in solving the quadratic equation 9x2 + 49x = 22 ? 5x by completing the square are shown. 9x2 + 49x = 22 ? 5x 9x2 + 54x = 22 9(x2 + 6x) = 22 which is the best step to do next to solve the equation by completing the square? 9(x2 + 6x + 3) = 25 9(x2 + 6x + 3) = 49 9(x2 + 6x + 9) = 31 9(x2 + 6x + 9) = 103