Yes it does matter which way you subtract
Answer:
32
Step-by-step explanation:

__
The applicable rules of logarithms are ...
log(ab/c) = log(a) +log(b) -log(c)
log(a^b) = b·log(a)
Answer:
2 weeks
Step-by-step explanation:
y = mx + b
y = total number of chapters read = 
m = number of chapters read per week = 
x = number of weeks = what we're solving for
b is not needed to find this solution
=
x divide
from both sides
x = 2 weeks
In the first quadrant the signs would be (x,y) in the second quadrant they would be (-x,y) in the third (-x,-y) and the fourth (x,-y)