Answer:
The value of f(2) would be -40.
Step-by-step explanation:
Given function is,

Substituting x = 2 in the above function,
We get,




Hence, the value of f(2) would be -40.
Answer:
a. s = .9*r
b. Yes, because the regular price is only being multiplied by a number without any additional operations.
Step-by-step explanation:
Answer:
The equation
could be used to represent this situation.
Step-by-step explanation:
Given:
Azul bought 10 reams of paper at the store for a total cost of $84 the tax on the purpose was $4.
Now, to find the equation that could be used to represent this situation.
Let the cost of a ream of paper be 
Total reams of paper = 10.
The tax on the purpose = $4.
The total cost = $84.
Now, to write an equation to represent this situation:


Therefore, the equation
could be used to represent this situation.
Answer:
The Associative Property of Addition
Step-by-step explanation:
illustrated by the statement (3+2.8) + 5= 3+(2.8 +5). So D