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Simplifying (x2 + -3) + -1(x2 + 3) = 0 Reorder the terms: (-3 + x2) + -1(x2 + 3) = 0 Remove parenthesis around (-3 + x2) -3 + x2 + -1(x2 + 3) = 0 Reorder the terms: -3 + x2 + -1(3 + x2) = 0 -3 + x2 + (3 * -1 + x2 * -1) = 0 -3 + x2 + (-3 + -1x2) = 0 Reorder the terms: -3 + -3 + x2 + -1x2 = 0 Combine like terms: -3 + -3 = -6 -6 + x2 + -1x2 = 0 Combine like terms: x2 + -1x2 = 0 -6 + 0 = 0 -6 = 0 Solving -6 = 0 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
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