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I1

In the equation x + 8.2 = –12.7, 8.2 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation?

Subtract –12.7 from both sides. The solution is 20.9.

Add –12.7 to both sides. The solution is –4.5.

Subtract 8.2 from both sides. The solution is –20.9.

Add 8.2 to both sides. The solution is –4.5.

Step-by-step explanation:

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step-by-step explanation:

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$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