Answer:
it is 540 degrees.
Step-by-step explanation:
Answer: 
Step-by-step explanation:
Remembert that, by definition:
→ 
Then, you can rewrite
in exponential form:

Now you can solve for the variable "x":
Add 6 to both sides of the equation:


And finally you must divide both sides of the equation by 2, then:

Answer:
225
Step-by-step explanation:
i used a calculater and did 90 divided by .40
Answer:
B.) 1/7
Step-by-step explanation:
you have a total of 15 the you subtract one so you have
15-1= 14
you had 3 dimes and you took one out so you have
3-1=2
so you have 2/14 and in simplest for that is 1/7 because you divide both by 2
I hope this was good enough: