Question

HElLo ^_*
Celina had a rectangular tablecloth with dimensions x feet and 3 feet. She put lace along 4 feet of the edge of the tablecloth.

An expression is shown below.

(2x + 6) - 4
What does the expression represent?

Answer 1

2x +6 represents the perimeter of the rectangle.
-4 represents how much lace has been add already.
(2x +6)-4 represents how much more lace Celina needs to add to complete the tablecloth.
(perimeter minus lace already added = additional lace needed)

Answer 2

okay, i get it @,-

Answer 3

what the, thats a real person.

Answer 4

lol

Answer 5

will you help me with another one.

Answer 6

what is it?

Answer 7

The table below shows the squares of different numbers:



Number
(x) 2 -2 3 -3
Square of the number
(y) 4 4 9 9


Part A: Does the table represent y as a function of x? Justify your answer. (5 points)

Part B: The total cost f(x), in dollars, for renting a rowboat for x hours is shown below:

f(x) = 20 + 3x

what is the value of f(150)
and what does it represent?