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Simplifying 70y2 + 13y + 2 = 0 Reorder the terms: 2 + 13y + 70y2 = 0 Solving 2 + 13y + 70y2 = 0 Solving for variable 'y'. Begin completing the square. Divide all terms by 70 the coefficient of the squared term: Divide each side by '70'. 0.02857142857 + 0.1857142857y + y2 = 0 Move the constant term to the right: Add '-0.02857142857' to each side of the equation. 0.02857142857 + 0.1857142857y + -0.02857142857 + y2 = 0 + -0.02857142857 Reorder the terms: 0.02857142857 + -0.02857142857 + 0.1857142857y + y2 = 0 + -0.02857142857 Combine like terms: 0.02857142857 + -0.02857142857 = 0.00000000000 0.00000000000 + 0.1857142857y + y2 = 0 + -0.02857142857 0.1857142857y + y2 = 0 + -0.02857142857 Combine like terms: 0 + -0.02857142857 = -0.02857142857 0.1857142857y + y2 = -0.02857142857 The y term is 0.1857142857y. Take half its coefficient (0.09285714285). Square it (0.008622448978) and add it to both sides. Add '0.008622448978' to each side of the equation. 0.1857142857y + 0.008622448978 + y2 = -0.02857142857 + 0.008622448978 Reorder the terms: 0.008622448978 + 0.1857142857y + y2 = -0.02857142857 + 0.008622448978 Combine like terms: -0.02857142857 + 0.008622448978 = -0.019948979592 0.008622448978 + 0.1857142857y + y2 = -0.019948979592 Factor a perfect square on the left side: (y + 0.09285714285)(y + 0.09285714285) = -0.019948979592 Can't calculate square root of the right side. The solution to this equation could not be determined.
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