Answer:
13.5
Step-by-step explanation:
Answer:
17
Step-by-step explanation:
Work backwards from your instructions
36/9 = 4
4 + 13 = 17
1/3(9x) =3x
1/3(18) =6
3x+6-5
Then you do
-(x)=-x
-(3)=-3
5x-x-3 = 4x-3
4x-3=3x+6-5
4x-3=3x+1
x=4
Since you're looking for the unit rate, you can start do this:

And yes,

is also correct, it's just switching around the 15