Answer:
2x - 1
Step-by-step explanation:
Since logarithm has the following property:
If
and
,
Then
and 
Therefore,

Answer:
(D) -0.2
Step-by-step explanation:
slope = 7-5 / 15 - 25
4 1/5 + B = 9 3/5
21/5 + B = 48/5
B = 27/5
B = 5 2/5
Letter C is the correct answer!
Hope this helps! ;)