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Simplifying 8x2 + 15 + -7 = 0 Reorder the terms: 15 + -7 + 8x2 = 0 Combine like terms: 15 + -7 = 8 8 + 8x2 = 0 Solving 8 + 8x2 = 0 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 + 8x2 = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 8x2 = 0 + -8 8x2 = 0 + -8 Combine like terms: 0 + -8 = -8 8x2 = -8 Divide each side by '8'. x2 = -1 Simplifying x2 = -1 Reorder the terms: 1 + x2 = -1 + 1 Combine like terms: -1 + 1 = 0 1 + x2 = 0 The solution to this equation could not be determined.
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