Answer: D. 
Step-by-step explanation:
Using exponent rules an exponent to the power of a number will multiply by each other.
So the -4 and -9 will multiply.
The 6 in the numerator will now have a positive exponent of 36.

Now we can divide and when we do so the exponents will subtract from each other.
So 36 - 6 = 30
And the base of 6 does not change.
The simplified form is 
Look at the attachment. Hope it helps!
Answer:
18 cm
Step-by-step explanation:
Answer:

This represents slope intercept form: y = mx + b
Step-by-step explanation:

I really don’t know tbh with you bro