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Find the roots of the equation using the Quadratic Formula
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$25\left(x+2\right)^2=\left(x+7\right)^2-81$
Learn how to solve problems step by step online. Find the roots of 25(x+2)^2=(x+7)^2-81. Find the roots of the equation using the Quadratic Formula. Rearrange the equation. We need to isolate the dependent variable , we can do that by simultaneously subtracting -81 from both sides of the equation. Expand \left(x+7\right)^2.