Answer:
Axis of Symmetry: x = 3
Vertex: (3, 5)
Step-by-step explanation:
Use a graphing calc.
I think it's 30 because 2 times 15 is 30. Hope it helped!
23
7m + 9 =
7 x (2) + 9 =
14 + 9 =
<em>Hope that helps!</em>
She should get $5 back
20x3=60
11x5=55
60-55= 5