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Quadratics by taking square roots: strategy

Sarah solved a quadratic equation. Her work is shown below, with Step 11 missing.
What could Sarah have written as the result from Step 11?
2(x+1)2+6=134Step 1(x+1)2=64Step 2x+1=±8Step 3x=9 or x=7Step 4\begin{aligned} 2(x+1)^2+6&=134 \\\\ &&\text{Step }1 \\\\ (x+1)^2&=64&\text{Step }2 \\\\ x+1&=\pm 8&\text{Step }3 \\\\ x=-9&\text{ or }x=7&\text{Step }4 \end{aligned}
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Choose 1 answer: