Answer:
-9
Step-by-step explanation:
The in the first expression, y is to the -9'th degree, which means n is -9.
(If there are numbers of similar term multiplied together, the exponents are to be added.)
Solving the inequality
we get 
Step-by-step explanation:
We need to solve the inequality 
Solving:

Multiplying 4 with terms inside the bracket.

Adding -36 on both sides:

Adding -6z on both sides


Divide both sides by 6

So, solving the inequality
we get 
Keywords: Solving inequalities
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Answer: Second equation should be x/10 = 12/16
Step-by-step explanation:
Everything is right except that x=12 and 10=16
Answer:
x = (k-c)/8
Step-by-step explanation:
8x+c= k
Subtract c from each side
8x+c-c= k-c
8x = k-c
Divide each side by 8
8x/8 = (k-c)/8
x = (k-c)/8