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Simplifying 7x2 + 140 = 0 Reorder the terms: 140 + 7x2 = 0 Solving 140 + 7x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-140' to each side of the equation. 140 + -140 + 7x2 = 0 + -140 Combine like terms: 140 + -140 = 0 0 + 7x2 = 0 + -140 7x2 = 0 + -140 Combine like terms: 0 + -140 = -140 7x2 = -140 Divide each side by '7'. x2 = -20 Simplifying x2 = -20 Reorder the terms: 20 + x2 = -20 + 20 Combine like terms: -20 + 20 = 0 20 + x2 = 0 The solution to this equation could not be determined.
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