Use the following model to answer the question.
Javier is putting down sod at his new house. The width of his rectangular yard is 14 feet. He bought 378 square feet of sod. Which of the following is the length of the yard in feet?
A rectangle is divided into two sections by a vertical line. The left section is labeled inside with 280. The left edge of the rectangle is labeled 14. Across the top outside of the rectangle, the sections are labeled A tens, an addition sign above the vertical line, and B.
A.
2 tens + 2 = 22
B.
2 tens + 4 = 24
C.
2 tens + 7 = 27
D.
2 tens + 8 = 28