Question 571650
Select the best expression to describe the change in temperature from -5 degrees to 45 degrees. 
a. -5-(45)
b. 45-5
c. 45-(-5)
d. none of these
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The change is 50 degs
It went from -5 to +45, so it's positive
c. 45 - (-5)
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You subtract the end temp from where it started.