An item has a listing price of $95. If the sales tax rate is 7%,how much is the sales tax (in dollars)?
1 answer:
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<h3>Answer: Choice 2. 
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Explanation:
The rule is that if for some positive number k, then it can be written as the compound inequality
. This is a shorthand way of writing the two inequalities
combined together.
note: is the same as
From here, we replace k with 3
Therefore, turns into
which breaks down further to
The keyword "and" is important as we can't pick one or the other. We must pick both and also
Answer:
Step-by-step explanation:
The average rate of change over a interval is the slope m of the straight line joining the two points.
The average rate of change is
