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Simplifying 87x + -35x2 = 154 Solving 87x + -35x2 = 154 Solving for variable 'x'. Reorder the terms: -154 + 87x + -35x2 = 154 + -154 Combine like terms: 154 + -154 = 0 -154 + 87x + -35x2 = 0 Begin completing the square. Divide all terms by -35 the coefficient of the squared term: Divide each side by '-35'. 4.4 + -2.485714286x + x2 = 0 Move the constant term to the right: Add '-4.4' to each side of the equation. 4.4 + -2.485714286x + -4.4 + x2 = 0 + -4.4 Reorder the terms: 4.4 + -4.4 + -2.485714286x + x2 = 0 + -4.4 Combine like terms: 4.4 + -4.4 = 0.0 0.0 + -2.485714286x + x2 = 0 + -4.4 -2.485714286x + x2 = 0 + -4.4 Combine like terms: 0 + -4.4 = -4.4 -2.485714286x + x2 = -4.4 The x term is -2.485714286x. Take half its coefficient (-1.242857143). Square it (1.544693878) and add it to both sides. Add '1.544693878' to each side of the equation. -2.485714286x + 1.544693878 + x2 = -4.4 + 1.544693878 Reorder the terms: 1.544693878 + -2.485714286x + x2 = -4.4 + 1.544693878 Combine like terms: -4.4 + 1.544693878 = -2.855306122 1.544693878 + -2.485714286x + x2 = -2.855306122 Factor a perfect square on the left side: (x + -1.242857143)(x + -1.242857143) = -2.855306122 Can't calculate square root of the right side. The solution to this equation could not be determined.
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