C. (2,1)
3(2)+7(1)=13
6+7=13
13=13
Answer:
-62c - 5c = -67c
Step-by-step explanation:
(Brand 1 ) -62c (Brand 2 is 5c lower, so it is negative or minus) -5c = (Do the math and it's -67c)
Answer:
The answer is 80%.
Step-by-step explanation:
During a certain day, a worker made 81 parts.
He usually does 45 parts per day.
Number of extra parts made = 
The percent by which he increased the number of parts he usually makes can be given as =
= 80%
Therefore, on that day, the percent increased by 80%.
Answer:

Step-by-step explanation:
we know that
To determine how many degrees drop the temperature, find out the absolute value of subtract the temperature at 8 am from the temperature at 3 pm.
so

Answer:
x = 9
Step-by-step explanation: