$x^2 - 9 = -15$ The solutions are $x = \boxed{}$ and $x = \boxed{}$.
Added by Brenda J.
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To do this, we can start by moving the constant term (-9) to the other side of the equation by adding 9 to both sides: x^2 = -15 + 9 Simplifying the right side of the equation gives us: x^2 = -6 Show more…
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