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Simplifying X2 + 15 = 7 Reorder the terms: 15 + X2 = 7 Solving 15 + X2 = 7 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + X2 = 7 + -15 Combine like terms: 15 + -15 = 0 0 + X2 = 7 + -15 X2 = 7 + -15 Combine like terms: 7 + -15 = -8 X2 = -8 Simplifying X2 = -8 Reorder the terms: 8 + X2 = -8 + 8 Combine like terms: -8 + 8 = 0 8 + X2 = 0 The solution to this equation could not be determined.
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