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Simplifying 7x2 + 12 = -3 Reorder the terms: 12 + 7x2 = -3 Solving 12 + 7x2 = -3 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + 7x2 = -3 + -12 Combine like terms: 12 + -12 = 0 0 + 7x2 = -3 + -12 7x2 = -3 + -12 Combine like terms: -3 + -12 = -15 7x2 = -15 Divide each side by '7'. x2 = -2.142857143 Simplifying x2 = -2.142857143 Reorder the terms: 2.142857143 + x2 = -2.142857143 + 2.142857143 Combine like terms: -2.142857143 + 2.142857143 = 0.000000000 2.142857143 + x2 = 0.000000000 The solution to this equation could not be determined.
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