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Simplifying 2x + 20 = 2x + -30 Reorder the terms: 20 + 2x = 2x + -30 Reorder the terms: 20 + 2x = -30 + 2x Add '-2x' to each side of the equation. 20 + 2x + -2x = -30 + 2x + -2x Combine like terms: 2x + -2x = 0 20 + 0 = -30 + 2x + -2x 20 = -30 + 2x + -2x Combine like terms: 2x + -2x = 0 20 = -30 + 0 20 = -30 Solving 20 = -30 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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