Greetings from Brasil...
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Here's our problem:

From potentiation properties:
Mᵃ ÷ Mᵇ = Mᵃ⁻ᵇ
<em>division of power of the same base: I repeat the base and subtract the exponents</em>
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Bringing to our problem
12¹⁶ ÷ 12⁴
12¹⁶⁻⁴
<h2>12¹²</h2>
Answer:
she can walk 2 miles mph
Step-by-step explanation:
because 80 ÷8=10
16÷8=2
I don’t know the answer to this but I have an app called Socratic, it helps out with problems like this, download it and take a picture of what you are looking for, and it will give you the answers. I hope this helps..
Answer:
y = 21
Step-by-step explanation:
y = | x - 9 | + 2 ( substitute x = - 10 )
= | - 10 - 9 | + 2
= | - 19 | + 2
= 19 + 2
= 21