Answer:
Line R
Step-by-step explanation:
1)-3,-5
2)2,-4
3)-3,-3
4)2,2
5)1,-2
6)3,1
7)8,-3
8)-3,5
Here is my answer. I hope it is helpful.
40:80
x+2x=3x
3x=120
120/3=
40
40*2=80
40:80=1:2