C.
No value of x has two values of y, thus it is a one-to-one function.
Answer:
Step-by-step explanation:
7619 / 7
= 1088 remainder 3.
<span>38 - 7r = 3(6 - 4r)
38 - 7r = 18 - 12r
-7r + 12r = 18 - 38
5r = -20
r = -4</span>
Answer:
10
Step-by-step explanation: