Answer:
No solutions
Step-by-step explanation:
-3x-9=-3x-11
-3x and -3x cancel each other out
-9=-11
False
I recommend getting DESMOS graphing calculator for this sort of problem ;)
Answer:
-4/3
Step-by-step explanation:
Use the slope formula:

-4 - 12/ 13 - 1
-16/12
Simplifies to -4/3
Im pretty sure that it is 50
1.D
2.C
3.B
If you need to know the amount let me know.