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Simplifying 3x + -6 = 3x + 12 Reorder the terms: -6 + 3x = 3x + 12 Reorder the terms: -6 + 3x = 12 + 3x Add '-3x' to each side of the equation. -6 + 3x + -3x = 12 + 3x + -3x Combine like terms: 3x + -3x = 0 -6 + 0 = 12 + 3x + -3x -6 = 12 + 3x + -3x Combine like terms: 3x + -3x = 0 -6 = 12 + 0 -6 = 12 Solving -6 = 12 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
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