The definition if a function is a relation or expression with two or more variables in it.
So, therefore, relation 1 is a function for using "d,c,n,z" to represent the other words using two or more variables.
Relation 3 isn't a function bc there are no variables included.
You will need one and a half pints more of paint because you start with 7 then subtract .75 to get 6.25 from there you need seven three fourths pint for the next car so you subtract 7.75 - 6.25 to get 1.5
Answer:
100 miles per hour
Step-by-step explanation:
I looked up an example and this best fits
hope this helped, tell me if I am wrong.
20,000 7 140,000
--------- x ----- = -------------- = 14,000
1 10 10
14,000 25 350,000
--------- x -------- = -------------- = 3,500
1 100 100