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Simplifying 2x2 + -4 = -144 Reorder the terms: -4 + 2x2 = -144 Solving -4 + 2x2 = -144 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + 2x2 = -144 + 4 Combine like terms: -4 + 4 = 0 0 + 2x2 = -144 + 4 2x2 = -144 + 4 Combine like terms: -144 + 4 = -140 2x2 = -140 Divide each side by '2'. x2 = -70 Simplifying x2 = -70 Reorder the terms: 70 + x2 = -70 + 70 Combine like terms: -70 + 70 = 0 70 + x2 = 0 The solution to this equation could not be determined.
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