Sarah solved a quadratic equation. Her work is shown below, with Step 1 missing.

What could Sarah have written as the result from Step 1?

2 (x + 1) 2 + 6 = 134

Step 1

(x+1) 2 - 64

Step 2

2+1 = 18

Step 3

x = - 9 or x = 7 Step 4

Khan academy quiz

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