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