A student received a coupon for 20% off the total purchase price at a clothing store. Let z be the
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
Given
Required
Represent using an inequality and solve
Let the number of dollars be represented by n
<em>If 1 withdrawal is $20 bill</em>
<em>n withdrawals would be $20n bills</em>
The total withdrawal and the minimum balance must be less than or equal to the available balance.
So, this gives
Substitute values for each of these
Solving for n
Divide through by 20
But n can not be decimal because it represents number of dollar bills , which must always be an integer.
So, we round down the value of n