You will have to set up a system of equations
Answer:
As there are 2 equations and two unknowns there is 1 solution
[ Answer ]

[ Explanation ]
Rewrite 0.12 As A Fraction
-----------------------------
Rewrite Decimal As A Fraction With 1 As A Denominator
0.12 = 
Multiply To Remove Decimal Places
·
= 
Find GCF, Reduce Fraction
= 
0.12 = 
![\boxed{\boxed{[ \ Eclipsed \ ]}}](https://tex.z-dn.net/?f=%5Cboxed%7B%5Cboxed%7B%5B%20%5C%20Eclipsed%20%5C%20%5D%7D%7D)
Answer:
Yes, it passes the vertical line test
Step-by-step explanation:
This graph has a one to one correspondence and will pass the vertical line test, there fore it is a function