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To solve the equation below by completing the square, what is your first step?

4x2 + 16x = 20





A- Add 8 to each side of the equation.



B -Add 64 to each side of the equation.



C- Multiply both sides of the equation by 1/4



D- Multiply both sides of the equation by 1/8

Respuesta :

morgeron
we divide our middle number (16) in half to get 8. Next we square it and add that number to each side...8^2 = 64

answer is B

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