Answer:
Explanation:
The equation for the axis of symmetry is
x = -b/(2a)
-b = -6
a = 5
x = -(-6) / 2 * 5
x = 6/10
x = 3/5
So I guess you want to put the 3 in the green box. Will it really graph out as x = 3/5? Put the original equal in a graphing program and see.