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Simplifying 2x + 7 + -19 = 2x + -5 Reorder the terms: 7 + -19 + 2x = 2x + -5 Combine like terms: 7 + -19 = -12 -12 + 2x = 2x + -5 Reorder the terms: -12 + 2x = -5 + 2x Add '-2x' to each side of the equation. -12 + 2x + -2x = -5 + 2x + -2x Combine like terms: 2x + -2x = 0 -12 + 0 = -5 + 2x + -2x -12 = -5 + 2x + -2x Combine like terms: 2x + -2x = 0 -12 = -5 + 0 -12 = -5 Solving -12 = -5 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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