The area of a rectangle is given by the product of its dimensions.
If this rectangle has a length of 2x + 7 and a width of x + 4, its area is:

The perimeter is the sum of all side lengths, so we have:
2x + 9 + 3x + x =
6x + 9 =
when u use : 6x + 9 u will have infinite solutions
when u use 6x + 8 u will have no solutions
when u use 5x + 7 u will have 1 solution
Answer:
No.
Explanation:
The delivery charge will stay the same no matter how many pizzas are ordered.