Answer:

Step-by-step explanation:
Remove parenthesis: (a) = a



Simplify 

Regards,
Mordancy
Answer:
$5
Step-by-step explanation:

The item is discounted by $5 per week.
If the denominator does not equal 0, the equivalent expression of
is 

<h3>How to determine the equivalent expression?</h3>
The expression is given as:

Divide 14 by 7

Apply the law of indices

Evaluate the differences in the exponents

Hence, the equivalent expression of
is 
Read more about equivalent expressions at:
brainly.com/question/2972832
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Step-by-step explanation:
The median is also the number that is halfway into the set. To find the median, the data should be arranged in order from least to greatest. If there is an even number of items in the data set, then the median is found by taking the mean (average) of the two middlemost numbers.
Answer:
6 in these case
Step-by-step explanation:
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