+ 19 on both sides, -19 becomes 0, 1 becomes 20 x=20
Answer: it’s C
Step-by-step explanation: because my teacher told me
For the function

We can use the formula for the axis of symetry, which is

With the values substituted, we get...

Therefore the axis of symmetry is
Answer: 7 1/2
Step-by-step explanation:
(5,11) (-5,-1)
Slope = (11 + 1) / (5 + 5)
= 12/10
= 6/5