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Simplifying -5x2 + -8x2 = 121 Combine like terms: -5x2 + -8x2 = -13x2 -13x2 = 121 Solving -13x2 = 121 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Divide each side by '-13'. x2 = -9.307692308 Simplifying x2 = -9.307692308 Reorder the terms: 9.307692308 + x2 = -9.307692308 + 9.307692308 Combine like terms: -9.307692308 + 9.307692308 = 0.000000000 9.307692308 + x2 = 0.000000000 The solution to this equation could not be determined.
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