Answer with positive exponent =
or 
Answer with negative exponent = 
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Explanation:
The rule we use is

If we multiply two exponential expressions with the same base, then we add the exponents.
The base for each is 5. The exponents 4 and -7 add to -3.
This means

To convert to a positive exponent, we apply the reciprocal to the base. We go from 5, aka 5/1, to 1/5.
So, 
Answer:
Hello There!!
Step-by-step explanation:
The answer is 10.00
hope this helps,have a great day!
~Pinky~
Answer:
the answer is 20 , the equation is 110=2f+2(2f-5)
Step-by-step explanation:
brainlest ?
A. 25 Keep in mind AB = BC!
Answer:
A. Wednesday to Friday
Step-by-step explanation:
Wednesday/Friday=6/15=2/5
2/5=2:5