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Answer:
see explanation
Step-by-step explanation:
A drop in temperature is indicated by - ( negative symbol )
A drop of 2° followed by a drop of 3° is
- 2 + (- 3) = - 2 - 3 = - 5°
the sign of the sum is - ( negative add a negative is negative )
the total change in temperature is - 5°
the sum of 2 positive integers is positive , that is
+ 2 + (+ 3) = + 2 + 3 = = + 5
Answer:
See below
Step-by-step explanation:
So basically, your orders pairs are like this (x,y) and you're just replacing those variables with the numbers in the equations.
Like such:
Answer:
it could be 23 or less
Step-by-step explanation:
8 + 15 = 23 or less than is good
