Work the application. Write a legend and an equation. Solve the equation and answer in a complete sentence.The dimensions of a rectangular yard are 28 feet by 115 feet. What is its perimeter?
A. Let p = the perimeter of the rectangular yard.
28 ? 115 = p
The perimeter of the rectangular yard is 3220 feet.
B. Let p = the perimeter of the rectangular yard.
28 + 28 + 115 = p
The perimeter of the rectangular yard is 171 feet.
C. Let p = the perimeter of the rectangular yard.
28 + 115 = p
The perimeter of the rectangular yard is 143 feet.
D. Let p = the perimeter of the rectangular yard.
28 + 28 + 115 + 115 = p
The perimeter of the rectangular yard is 286 feet.
Answer: D
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A. 
B. 
C. 
D. 
Add.3112 + 1313
A. 4346 B. 4443 C. 4524 D. 4425
In the textbook, "value" is defined as
A. "the lowest price." B. "the ability to differentiate one product from another." C. "the satisfaction a product creates for customers." D. "the highest price."
Solve the system using Gaussian elimination. 2x + 5y = 2 5x= -20
A. {(-4, 2)} B. {(-4, -2)} C. ? D. {(2, -4)}