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Simplifying 7x2 + 343 = 0 Reorder the terms: 343 + 7x2 = 0 Solving 343 + 7x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-343' to each side of the equation. 343 + -343 + 7x2 = 0 + -343 Combine like terms: 343 + -343 = 0 0 + 7x2 = 0 + -343 7x2 = 0 + -343 Combine like terms: 0 + -343 = -343 7x2 = -343 Divide each side by '7'. x2 = -49 Simplifying x2 = -49 Reorder the terms: 49 + x2 = -49 + 49 Combine like terms: -49 + 49 = 0 49 + x2 = 0 The solution to this equation could not be determined.
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