It was 12° c when preston got home from school the weather report shows a storm front moving in that will drop the temperature by 17° c what is the expected temperature

The expected temperature is

Step-by-step explanation:

we know that

To find out the expected temperature subtract 17° C from 12° C

so

therefore

The expected temperature is

-5° C

Step-by-step explanation:

Given : It was 12° C when Preston got home from school .   (1)

The weather report shows a storm front moving in that will drop the temperature by 17° C .

We know that in integers we use (-) negative sign to represent drop in quantity.

Thus, the integer represent drop in temperature by 17° C = -17° C     (2)

Now, the expected temperature would be (Combine (1) and (2))=

12°C - 17° C = -5° C

Hence, the expected temperature is -5° C.

step-by-step explanation:

*calories burned = (weight)(calorie factor)*

calories burned = 180 (0.65)

calories burned = 117

the calories he used up is 117, which is 65% of his weight.  

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