when the temperature dropped for 60 degrees to 45 degrees, by what percentage did the temperature change
2 answers:
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Answer:
Step-by-step explanation:
<h3> The exercise is: " EvaluateGiven the following expression:
You can follow these steps in order to evaluate it:
1. Substitute and
into the expression provided in the exercise:
2. Solve the multiplications. Remember that:
Then:
3. Reduce the fraction. Notice that the numerator 6 and the denomiantor 4 can be both divided by 2. Then:
4. Solve the addition:
Since the number 21 has a denominator 1, the Least Common Denominator is:
Then, the sum is: