2 answers:
Answer:
second one
Step-by-step explanation:
Answer:
3rd One
Step-by-step explanation:
xy^-2= x^-2 y^-2
Anything raised to the negative power can be modeled as 
solve for the lower one and you will get the third answer.
Hope this helps.
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Answer:
See explanation
Step-by-step explanation:

Answer:
y = 3x + 1
Step-by-step explanation:
(0,1) so that is the b
the rate of change is 9/3 so the m is 3
#10:
15·12=180
180÷3=60
60·22=1,320
The answer is the second sentence