A. 18m+45=t
m=months
t=total cost
b.
1 month=$63
6 months = $153
12 months (1 year)= $261
Answer:
f is a function because each student, or each element of the domain, corresponds to one element of range.
Step-by-step explanation:
function is each input has one output. input is domain, output is range
Answer:
1/10
Step-by-step explanation:

<em>Feel free to mark this as brainliest! :D</em>
Answer:
Final answer is choice B. 
Step-by-step explanation:
We need to factor the given expression 





Hence final answer is choice B. 
Answer:
343 yd
Step-by-step explanation: