Depends on the cost of the carpet
If the carpet costs x dollars per square foot he will pay 225x dollars.
Every answer to number 1 is detailed and is highly based on substitution... please kindly follow me.. I'll try my best to provide the next answer before I fall asleep.. and click on the thanks button..
Answer:
4/42, I think, tell me if im wrong
Step-by-step explanation:
ANSWER :
D. f(x) = -|x - 4|
EXPLANATION :
The general equation of an absolute value function is :

where the sign of a indicates the opening of the graph.
If it is positive, the graph opens upward
If it is negative, the graph opens downward
and the vertex is at (h, k)
From the options, the value of a is all equal to 1.
The graph opens downward, so the sign is negative
and the vertex is at (4, 0)
That will be :
The answer to this equation is x=-2.5