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Simplifying 72 + x = x + 130 Reorder the terms: 72 + x = 130 + x Add '-1x' to each side of the equation. 72 + x + -1x = 130 + x + -1x Combine like terms: x + -1x = 0 72 + 0 = 130 + x + -1x 72 = 130 + x + -1x Combine like terms: x + -1x = 0 72 = 130 + 0 72 = 130 Solving 72 = 130 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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