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Simplifying 5r + -4 = 3 + 5r Reorder the terms: -4 + 5r = 3 + 5r Add '-5r' to each side of the equation. -4 + 5r + -5r = 3 + 5r + -5r Combine like terms: 5r + -5r = 0 -4 + 0 = 3 + 5r + -5r -4 = 3 + 5r + -5r Combine like terms: 5r + -5r = 0 -4 = 3 + 0 -4 = 3 Solving -4 = 3 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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