Answer:
y=10.75
Step-by-step explanation:
46 + 1) + y = 5(y - 1) +9
47+y=5y-5+9
47+y=5y+4
Collect like terms
47-4=5y-y
43=4y
Divide by 4
43/4=4y/4
43/4=y
the axis of symmetry is X = 1
make sure to ask if you need any further guidance.
C
100/500=0.2
0.2=20%