Assignment: 
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Answer: 
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Explanation: 
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Note: 
[ Step One ] Apply Rule - (-a) = a

[ Step Two ] Add

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Multiply the amount of seconds to ring up items by the amount of items.
1 × 17 = 17
Now add the amount of seconds to process a payment to the product.
17 + 25 = 42
<h2>Answer:</h2>
<u>It takes </u><u>42 seconds</u><u> to ring up a customer with 17 items.</u>
Keys on a keyboard because it can’t be letters because there are numbers and punctuation marks, it can’t be numbers because there are letters and punctuation marks, it can’t be punctuation merks either cause there are letters and numbers. So the only option left is keys on a keyboard cause it has all letters numbers and punctuation marks
Not A because regular means all sides are equal.
B has to be the answer because the others are not.
Not C because a right triangle is not regular, i.e. and equilateral triangle.
Not D because a rectangle has different side lengths.