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Simplifying -7x2 + 8 = 13 Reorder the terms: 8 + -7x2 = 13 Solving 8 + -7x2 = 13 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -7x2 = 13 + -8 Combine like terms: 8 + -8 = 0 0 + -7x2 = 13 + -8 -7x2 = 13 + -8 Combine like terms: 13 + -8 = 5 -7x2 = 5 Divide each side by '-7'. x2 = -0.7142857143 Simplifying x2 = -0.7142857143 Reorder the terms: 0.7142857143 + x2 = -0.7142857143 + 0.7142857143 Combine like terms: -0.7142857143 + 0.7142857143 = 0.0000000000 0.7142857143 + x2 = 0.0000000000 The solution to this equation could not be determined.
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