The first three steps for solving the quadratic equation by completing the square are shown. Fill in the missing number in the last step.
9x2 + 54x = 7
9 (x2 + 6x) = 7
9 (x2 + 6x + 9) = 7 + ?
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Home » Mathematics » The first three steps for solving the quadratic equation by completing the square are shown. Fill in the missing number in the last step. 9x2 + 54x = 7 9 (x2 + 6x) = 7 9 (x2 + 6x + 9) = 7 + ?