15.51
The number behind 5 is 1 which not 5 or above 5 therefore we can't round 5 up any more so we drop the last unit making this 15.5.
Your answer is 15.5.
Answer:
C
Step-by-step explanation:
Answer: the first answer choice
Step-by-step explanation: it’s nonlinear because it has a changing slope, and the graph crosses the y axis at -3