Answer:
Yes
Step-by-step explanation:
9.3
+2.5
---------
11.8
9+2=11
.3+.5=.8
11+.8=11.8
That equals 2 sweetheart. Your not dumb at all everyone has the potential
Answer:

Step-by-step explanation:
between (1, 9) and (10, 8), the x moves by 9 and y moves by -1
The slope is equal to: 
D.A plane consist of an infinite set of lines.
Answer:
20:9
Step-by-step explanation: