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Simplifying 12c + 7 = 12c Reorder the terms: 7 + 12c = 12c Add '-12c' to each side of the equation. 7 + 12c + -12c = 12c + -12c Combine like terms: 12c + -12c = 0 7 + 0 = 12c + -12c 7 = 12c + -12c Combine like terms: 12c + -12c = 0 7 = 0 Solving 7 = 0 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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