By using exponent properties, we will get the simplified expression:

<h3>
How to simplify the given expression?</h3>
Here we have the expression:

Remember the exponent properties:

And:

So using these two properties, we can rewrite:

So we conclude that the completely simplified expression is:

If you want to learn more about exponents:
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Answer:
x = 35 degrees
Step-by-step explanation:
the little box on the left side of the ttriangle means that is a 90 degrees angle.
So you add 55 + 90 = 145
Then subtract 180 - 145
which gives you 35
The answer is b hope i help
Answer:
vertical line
Step-by-step explanation:
Answer:
80 minutes
Step-by-step explanation:
1 hour=60 minutes
2 hours=120 minutes
-------------------------------
15/120=10/x
cross product
120*10=15*x
1200=15x
x=1200/15
x=80