<span>D.) Standards often wind up discouraging the exchange of goods in the economy.
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Answer:

Step-by-step explanation:
Convert the mixed numbers to improper fractions, then find the LCD and combine and getting you -2 7/12
<u>Hopes this helps</u>
Answer:
200 ft because u decide by 2 sorry if it does not help
Answer: C. -102 + (-25.5)