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Simplifying 79x2 + 84x + 35 = 0 Reorder the terms: 35 + 84x + 79x2 = 0 Solving 35 + 84x + 79x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 79 the coefficient of the squared term: Divide each side by '79'. 0.4430379747 + 1.063291139x + x2 = 0 Move the constant term to the right: Add '-0.4430379747' to each side of the equation. 0.4430379747 + 1.063291139x + -0.4430379747 + x2 = 0 + -0.4430379747 Reorder the terms: 0.4430379747 + -0.4430379747 + 1.063291139x + x2 = 0 + -0.4430379747 Combine like terms: 0.4430379747 + -0.4430379747 = 0.0000000000 0.0000000000 + 1.063291139x + x2 = 0 + -0.4430379747 1.063291139x + x2 = 0 + -0.4430379747 Combine like terms: 0 + -0.4430379747 = -0.4430379747 1.063291139x + x2 = -0.4430379747 The x term is 1.063291139x. Take half its coefficient (0.5316455695). Square it (0.2826470116) and add it to both sides. Add '0.2826470116' to each side of the equation. 1.063291139x + 0.2826470116 + x2 = -0.4430379747 + 0.2826470116 Reorder the terms: 0.2826470116 + 1.063291139x + x2 = -0.4430379747 + 0.2826470116 Combine like terms: -0.4430379747 + 0.2826470116 = -0.1603909631 0.2826470116 + 1.063291139x + x2 = -0.1603909631 Factor a perfect square on the left side: (x + 0.5316455695)(x + 0.5316455695) = -0.1603909631 Can't calculate square root of the right side. The solution to this equation could not be determined.
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