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Simplifying 3b2 + -25b + 63 = 0 Reorder the terms: 63 + -25b + 3b2 = 0 Solving 63 + -25b + 3b2 = 0 Solving for variable 'b'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 21 + -8.333333333b + b2 = 0 Move the constant term to the right: Add '-21' to each side of the equation. 21 + -8.333333333b + -21 + b2 = 0 + -21 Reorder the terms: 21 + -21 + -8.333333333b + b2 = 0 + -21 Combine like terms: 21 + -21 = 0 0 + -8.333333333b + b2 = 0 + -21 -8.333333333b + b2 = 0 + -21 Combine like terms: 0 + -21 = -21 -8.333333333b + b2 = -21 The b term is -8.333333333b. Take half its coefficient (-4.166666667). Square it (17.36111111) and add it to both sides. Add '17.36111111' to each side of the equation. -8.333333333b + 17.36111111 + b2 = -21 + 17.36111111 Reorder the terms: 17.36111111 + -8.333333333b + b2 = -21 + 17.36111111 Combine like terms: -21 + 17.36111111 = -3.63888889 17.36111111 + -8.333333333b + b2 = -3.63888889 Factor a perfect square on the left side: (b + -4.166666667)(b + -4.166666667) = -3.63888889 Can't calculate square root of the right side. The solution to this equation could not be determined.
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