Find the value of the variable.
A. 7
B. 3
C. 3.5
D. 1.5
![Find the value of the variable A 7 B 3 C 35 D 15 class=](https://us-static.z-dn.net/files/deb/31cefe6cf1b66b10ea8580ff09cbcde9.png)
Answer: 3.5
Step-by-step explanation:
It is an intersection of a tangent and a secant.
122=9(9+2a)
144=81+18a63= 18a3.5=a
Took test as well!