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Simplifying 3x2 + 7 = -31 Reorder the terms: 7 + 3x2 = -31 Solving 7 + 3x2 = -31 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 3x2 = -31 + -7 Combine like terms: 7 + -7 = 0 0 + 3x2 = -31 + -7 3x2 = -31 + -7 Combine like terms: -31 + -7 = -38 3x2 = -38 Divide each side by '3'. x2 = -12.66666667 Simplifying x2 = -12.66666667 Reorder the terms: 12.66666667 + x2 = -12.66666667 + 12.66666667 Combine like terms: -12.66666667 + 12.66666667 = 0.00000000 12.66666667 + x2 = 0.00000000 The solution to this equation could not be determined.
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