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Simplifying Sqrt[x2 + -5] + Sqrt[x2 + 7] = 15 + -1x2 Reorder the terms: qrtS[-5 + x2] + Sqrt[x2 + 7] = 15 + -1x2 [-5 * qrtS + x2 * qrtS] + Sqrt[x2 + 7] = 15 + -1x2 [-5qrtS + qrtx2S] + Sqrt[x2 + 7] = 15 + -1x2 Reorder the terms: -5qrtS + qrtx2S + qrtS[7 + x2] = 15 + -1x2 -5qrtS + qrtx2S + [7 * qrtS + x2 * qrtS] = 15 + -1x2 -5qrtS + qrtx2S + [7qrtS + qrtx2S] = 15 + -1x2 Reorder the terms: -5qrtS + 7qrtS + qrtx2S + qrtx2S = 15 + -1x2 Combine like terms: -5qrtS + 7qrtS = 2qrtS 2qrtS + qrtx2S + qrtx2S = 15 + -1x2 Combine like terms: qrtx2S + qrtx2S = 2qrtx2S 2qrtS + 2qrtx2S = 15 + -1x2 Solving 2qrtS + 2qrtx2S = 15 + -1x2 Solving for variable 'q'. Move all terms containing q to the left, all other terms to the right. Reorder the terms: -15 + 2qrtS + 2qrtx2S + x2 = 15 + -1x2 + -15 + x2 Reorder the terms: -15 + 2qrtS + 2qrtx2S + x2 = 15 + -15 + -1x2 + x2 Combine like terms: 15 + -15 = 0 -15 + 2qrtS + 2qrtx2S + x2 = 0 + -1x2 + x2 -15 + 2qrtS + 2qrtx2S + x2 = -1x2 + x2 Combine like terms: -1x2 + x2 = 0 -15 + 2qrtS + 2qrtx2S + x2 = 0 The solution to this equation could not be determined.
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