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Simplifying x2 + Y2 + 12X + 4Y + 31 = 0 Reorder the terms: 31 + 12X + 4Y + Y2 + x2 = 0 Solving 31 + 12X + 4Y + Y2 + x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-31' to each side of the equation. 31 + 12X + 4Y + Y2 + -31 + x2 = 0 + -31 Reorder the terms: 31 + -31 + 12X + 4Y + Y2 + x2 = 0 + -31 Combine like terms: 31 + -31 = 0 0 + 12X + 4Y + Y2 + x2 = 0 + -31 12X + 4Y + Y2 + x2 = 0 + -31 Combine like terms: 0 + -31 = -31 12X + 4Y + Y2 + x2 = -31 Add '-4Y' to each side of the equation. 12X + 4Y + Y2 + -4Y + x2 = -31 + -4Y Reorder the terms: 12X + 4Y + -4Y + Y2 + x2 = -31 + -4Y Combine like terms: 4Y + -4Y = 0 12X + 0 + Y2 + x2 = -31 + -4Y 12X + Y2 + x2 = -31 + -4Y Add '-1Y2' to each side of the equation. 12X + Y2 + -1Y2 + x2 = -31 + -4Y + -1Y2 Combine like terms: Y2 + -1Y2 = 0 12X + 0 + x2 = -31 + -4Y + -1Y2 12X + x2 = -31 + -4Y + -1Y2 Add '-1x2' to each side of the equation. 12X + x2 + -1x2 = -31 + -4Y + -1Y2 + -1x2 Combine like terms: x2 + -1x2 = 0 12X + 0 = -31 + -4Y + -1Y2 + -1x2 12X = -31 + -4Y + -1Y2 + -1x2 Divide each side by '12'. X = -2.583333333 + -0.3333333333Y + -0.08333333333Y2 + -0.08333333333x2 Simplifying X = -2.583333333 + -0.3333333333Y + -0.08333333333Y2 + -0.08333333333x2
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