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Simplifying x2 + 12 + 42 = 7 Reorder the terms: 12 + 42 + x2 = 7 Combine like terms: 12 + 42 = 54 54 + x2 = 7 Solving 54 + x2 = 7 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-54' to each side of the equation. 54 + -54 + x2 = 7 + -54 Combine like terms: 54 + -54 = 0 0 + x2 = 7 + -54 x2 = 7 + -54 Combine like terms: 7 + -54 = -47 x2 = -47 Simplifying x2 = -47 Reorder the terms: 47 + x2 = -47 + 47 Combine like terms: -47 + 47 = 0 47 + x2 = 0 The solution to this equation could not be determined.
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