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Simplifying 2x2 + 10 = -278 Reorder the terms: 10 + 2x2 = -278 Solving 10 + 2x2 = -278 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + 2x2 = -278 + -10 Combine like terms: 10 + -10 = 0 0 + 2x2 = -278 + -10 2x2 = -278 + -10 Combine like terms: -278 + -10 = -288 2x2 = -288 Divide each side by '2'. x2 = -144 Simplifying x2 = -144 Reorder the terms: 144 + x2 = -144 + 144 Combine like terms: -144 + 144 = 0 144 + x2 = 0 The solution to this equation could not be determined.
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