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List the steps to solve the equation x^2 + 12x + 28= 0 by completing the square, and give the solution or solutions.​

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Answer: look at the 2 picture

Step-by-step explanation: Hope this help :D

List the steps to solve the equation x^2 + 12x + 28= 0 by completing the square, and-example-1
List the steps to solve the equation x^2 + 12x + 28= 0 by completing the square, and-example-2
User Janina
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