Answer:
3:5, 9:15, 12:20, 15:25, 18:30, 21:35, 24:40, 27:45, 30:50, 33:55, 36:60, 39:65
Step-by-step explanation: MAth
11. x=5
12. y= -1
13. m= -22
14. m=-4
15.n= 12, -4
16. x=6 ,-5
17. m=4
18. x= 3, -1
Step-by-step explanation:
I hope this help ;-)