<h3>
Answer is -15</h3>
We read this out as "negative 15" or you could write "negative fifteen".
The negative indicates the temperature went down. It doesn't necessarily mean that the final temperature is -15 degrees.
For example, if it starts being 50 degrees F, and drops by 15 degrees, then 50+(-15) = 50-15 = 35 degrees is the temperature after that drop. It might help to use a vertical number line.
Answer:
18
Step-by-step explanation:

The circumference is found by the multiplying the diameter by pi so 3+3=6 so 6*3.14=18.84 ANSWER IS 18.84
The answer is 5z or 5xz Product is just a word for multiply
You are given that 1 inch = 2.54 centimeters, so to convert 12.4 inches to centimeters, you would multiply 12.4 in by 2.54 cm.