I am not sure but I do know that you need to have coordinates points in order to be able to graph... so there for you have to make an x/y chart in order to know here to graph...
3n + n = 180
4n = 180
n = 180/4
n = 45
hope it helps, brainliest pls!
Do 42 divided by 15 then divided 12 by the awnser. And you do 42 divided by 28 and divided that by 12 I think I'm pretty sure
I believe the answer will always be one.
Heres an example: 5/8 • 8/5 = 1