Only A is a function because it is the only one with just one input for every output. Function B has 4 in the x position twice.
Answer:$45
Step-by-step explanation:
First you have to find 25% of 60
Which equals 15
60-15=45
$45
Hope this helped!!:D
Answer: -( y + 8)
Step-by-step explanation:
Answer:
D 18
Step-by-step explanation:
Let r = red pens
b =5r
g = 3r
The total number of pens
r+b+g
Substitute
r + 5r+ 3r
Combine like terms
9r
The number of pens must be a multiple of 9
18 is a multiple of 9
