(C+8)^2=16
(12,4)
(-4,-12)
(24,-8)
(8,-24)

How should I answer?

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will edit and give answer just don't know what you are asking  comment down  below what you need help on. Happy to help :)

The possible solutions are -4 and -12

Step-by-step explanation:

(C+8)^2=16

Take the square root of each side

sqrt((C+8)^2)=sqrt(16)

C+8 = ±4

C+8 = 4     C+8 = -4

Subtract 8 from each side

C+8-8 = 4-8   C+8-8 = -4-8

C = -4               C = -12

The possible solutions are -4 and -12

a box 3 3/4 feet long or 4+ feet.

step-by-step explanation:

50-38=12

step-by-step explanation: