Answer:

Step-by-step explanation:
Given: Trey's test score average decreased by 14 points this semester.
To find: a signed number to represent this change in average.
Solution:
The decrease can be denoted by minus
sign and increase can be denoted by plus
sign.
So, a signed number to represent the change in test score average is 
Answer:
i think the answer is: 6:8
Step-by-step explanation:
you just add 5:6 + 1:2= 6:8 and to check, you subtract 6:8-1:2
Answer:
the answer is A please give brainliest
Step-by-step explanation:
Most income statements have the net income on them but if they don't you subtract all the expenses like taxes, medical insurances, etc. from the gross income and you will have the net income.