Answer:

Step By Step Explanation:
Simplify 

Rewrite Equation

Simplify 

Answer:
N= 3.8
Step-by-step explanation:
Log3 9=2
Explanation:
logo a= n <—> a = b^n
—-> 3^2 = 9 —> log3 9= 2
Answer:
slope = -1
Step-by-step explanation:
slope formula: (y2-y1)/(x2-x1)
(1-2) divided by (9-8) = -1/1 = -1
slope = -1
you can switch it up by doing (9-8) divided by (1-2), but it won't make a difference I think.