Aconcert hall is in the shape of a rectangle. its floor has a length of (x + 6) meters and a width of (2x - 3) meters. write a simplified expression that represents the area of the floor of the concert hall, in square meters?

Step-by-step explanation:

Let

L-----> the length of the concert hall

W----> the width of the concert hall

we know that

The area of a rectangle ( concert hall) is equal to

we have

substitute the values

the correct answer is you spend $55.78 more in a brand store that buy ing in a normal store.

step-by-step explanation:

brand = spend   $ 135.85 total

store = spend $80.07 total

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed