Answer:
-1
Step-by-step explanation:
Answer:
-3/5
Step-by-step explanation:
The answer is already in your question. You're asking for the slope of a line with an already stated slope
Answer: n + d = 30
0.05n + 0.10d = 2.20
^^ ur system of equations
Step-by-step explanation:
Answer:

Step-by-step explanation:
The formula for point slope is: 
When:
m = slope
(x1,y1) = the point on the graph
-9 is the slope, so it replaces m. x1 is -1, and y1 is -3.
Plug in the values:
OR 
Answer:
(D)
Step-by-step explanation:
A.
which is a negative number, thus Option A is incorrect.
B.
which is a negative number, thus Option B is incorrect.
C.
which is a negative number, thus option C is incorrect.
D.
which is a positive number, thus option D is correct.