Answer:
x = 2
Step-by-step explanation:
Angles ABN and NBC are adjacent angles and sum up to angle ABC
b
constant cost of 12
$1 for rides.
the number of rides you take is unknown, x
so its f(x) = 1x +12 or x+12
so if you rode 20 rides its
f(20) = 20+ 12 =32
AB=AC
X²+8 =33
X²=33-8
X²=25.
X=√25
X=5
