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Simplifying x2 + (-1 + y) = 13 Remove parenthesis around (-1 + y) x2 + -1 + y = 13 Reorder the terms: -1 + x2 + y = 13 Solving -1 + x2 + y = 13 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + x2 + 1 + y = 13 + 1 Reorder the terms: -1 + 1 + x2 + y = 13 + 1 Combine like terms: -1 + 1 = 0 0 + x2 + y = 13 + 1 x2 + y = 13 + 1 Combine like terms: 13 + 1 = 14 x2 + y = 14 Add '-1y' to each side of the equation. x2 + y + -1y = 14 + -1y Combine like terms: y + -1y = 0 x2 + 0 = 14 + -1y x2 = 14 + -1y Simplifying x2 = 14 + -1y Reorder the terms: -14 + x2 + y = 14 + -1y + -14 + y Reorder the terms: -14 + x2 + y = 14 + -14 + -1y + y Combine like terms: 14 + -14 = 0 -14 + x2 + y = 0 + -1y + y -14 + x2 + y = -1y + y Combine like terms: -1y + y = 0 -14 + x2 + y = 0 The solution to this equation could not be determined.
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