A new refrigerator has a price of $480.00. The store will discount the price by 15% if the purchaser pays in cash. What is the c
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For this case we must simplify the following expression
We know that, by definition:
So, rewriting the expression we have:
We add similar terms taking into account that:
- Equal signs are added and the same sign is placed.
- Different signs are subtracted and the major's sign is placed:
Answer: