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Simplifying 7x2 + 686 = 0 Reorder the terms: 686 + 7x2 = 0 Solving 686 + 7x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-686' to each side of the equation. 686 + -686 + 7x2 = 0 + -686 Combine like terms: 686 + -686 = 0 0 + 7x2 = 0 + -686 7x2 = 0 + -686 Combine like terms: 0 + -686 = -686 7x2 = -686 Divide each side by '7'. x2 = -98 Simplifying x2 = -98 Reorder the terms: 98 + x2 = -98 + 98 Combine like terms: -98 + 98 = 0 98 + x2 = 0 The solution to this equation could not be determined.
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