SOLUTION: Yesterday the temperature was -8 F. Today’s temperature is -3 F. a) Write a numerical expression you can use to find the change in temperature from yesterday to today. b)Ev

Algebra ->  Signed-numbers -> SOLUTION: Yesterday the temperature was -8 F. Today’s temperature is -3 F. a) Write a numerical expression you can use to find the change in temperature from yesterday to today. b)Ev      Log On


   



Question 1145546: Yesterday the temperature was -8 F. Today’s temperature is -3 F.
a) Write a numerical expression you can use to find the change in temperature from yesterday to today.
b)Evaluate your expression and explain what it means.

Found 2 solutions by Alan3354, richwmiller:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Get serious.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
If this isn't a joke then the student is learning to use negative numbers.
Remember subtracting a negative number is the same as adding the number
for example 5-(-10)=5+10=15
a) y-t=change
y=-8
t=-3
-8-(-3)=change
follow the example above