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Simplifying a + 4 + 2a = -2 + 3a + 4 Reorder the terms: 4 + a + 2a = -2 + 3a + 4 Combine like terms: a + 2a = 3a 4 + 3a = -2 + 3a + 4 Reorder the terms: 4 + 3a = -2 + 4 + 3a Combine like terms: -2 + 4 = 2 4 + 3a = 2 + 3a Add '-3a' to each side of the equation. 4 + 3a + -3a = 2 + 3a + -3a Combine like terms: 3a + -3a = 0 4 + 0 = 2 + 3a + -3a 4 = 2 + 3a + -3a Combine like terms: 3a + -3a = 0 4 = 2 + 0 4 = 2 Solving 4 = 2 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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