Translate into an equation, then solve.Elissa is using fencing to build three dog kennels as shown in the drawing.a = 9b =28c = 51Find the missing measurement for Kennel #2.

A. 9 + 28 - 20 = x;  17 ft.
B. 9 + x + 28 + 20 = 51;  34 ft.
C. 9 + x + 28 = 51;  14 ft.
D. 9 + x - 28 = 51;  70 ft.


Answer: C

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