Answer:
Distributive property
Step-by-step explanation:
Think of Distributive property being a party. the host is outside of the house (the parenthesis) and wants to greet everyone at the party. so 2x3k=6k and 2x5=10. so you replace 2(3k+5) with 6k+10
The correct answer is D) ( - 2 , - 4) , ( 2 , 1 ) , ( 7 , - 5 ) .
Not exactly sure because math really isn't something I'm good at, but I do belive it's C. Multiplication.
Answer:

Step-by-step explanation:
combine like terms. not trying to be mean, but that all you have to do.
Answer:
Amy's yearly salary in 2011 was $27,800
Step-by-step explanation:
we have

where
x ---> is the number of years since 2007
y ---> Amy's yearly salary in dollars
To find out what was her salary in 2011, first determine the value of x

substitute the value of x in the equation above


therefore
Amy's yearly salary in 2011 was $27,800