Answer:
Step-by-step explanation: explique melhor
Answer: (3,4)
Each input can only have one output for a function
The other pairs give a different output for the input so that would make it a relation not a function.
Answer:
the answer is 
Step-by-step explanation:
You have to find the common denominator in order to get the sum.
multiply 5 to 
and you get
then to double check the sum, subtract it.
hope this make sense :/
Y= 18x+35
Y is the total
X is the number of hours that was rented
Answer is 17.
Both values are given where:
a = 7 and b = 3
Substitute the values into the given expression.
( 2 x 7 ) + 3
14 + 3 = 17
Hope it helps :]
