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Simplifying 13x = 15 + -2x + 15x Combine like terms: -2x + 15x = 13x 13x = 15 + 13x Add '-13x' to each side of the equation. 13x + -13x = 15 + 13x + -13x Combine like terms: 13x + -13x = 0 0 = 15 + 13x + -13x Combine like terms: 13x + -13x = 0 0 = 15 + 0 0 = 15 Solving 0 = 15 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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