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15 January, 17:49

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

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Answers (2)
  1. 15 January, 18:22
    0
    I think the answer is A
  2. 15 January, 19:25
    0
    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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