Please help me. The elevation of city A is 80 feet below sea level; the elevation of city C is 16 feet below sea level. the elevation of city D is 1/2 of the elevation of city C. Part A: Write and expression to represent the elevation, in feet, of city D. Part B. Solve the Expression and explain why the answer is a negative or positive .

Answer & explanation:

City A = 80 ft below sea level

City C = 16 ft below sea level

City D = 1/2 of City C.

16 / 2 = 8

8 is the answer. Part B: The answer negative.

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step-by-step explanation:

$4034.40

the perimeter of the field is the sum of the lengths of the four sides:

47 yd + 158 yd + 47 yd + 158 yd = 410 yd

the cost of 3 ft (1 yd) of fence is 3×$3.28 = $9.84.

so the cost of jake's wood perimeter fance is

(410 yd) × ($9.84 /yd) = $4034.40