First you need to know how much each guest will eat
Answer:
The answer you should be getting is : 
Step-by-step explanation:



Hope this helped you!
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Answer:

Step-by-step explanation:
<em>Look at the picture.</em>
We have
square with side length a = 9
trapezoid with base lengths b₁ = 9 and b₂ = 6 and the height length h = 6
right triangle with legs lengths l₁ = 3 + 6 = 9 and l₂ = 6
The formula of an area of a square

Substitute:

The formula of an area of a trapezoid:

Substitute:

The formula of an area of a right triangle:

Substitute:

The area of the shape:

Answer:
The solutions of the inequality include all numbers greater than 40.
There are an infinite number of the inequality.
Step-by-step explanation: