A ratio that compares two quantities measured in different units is a conversion factor!
8 kilometers is the answer
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The percentage of reduction is 17%
<u>Explanation:</u>
Original price = $21
Reduced price = $17.43
Percentage of reduction = ?
Difference in price = $21 - $17.43
= $3.57
Percentage of reduction =
Therefore, percentage of reduction is 17%
Distribute the negative sign to the 4x and 11 making it 3x+5y-4-4x-11 and combine like terms