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Simplifying -45x + -1 = 9(-5x + 1) + -4 Reorder the terms: -1 + -45x = 9(-5x + 1) + -4 Reorder the terms: -1 + -45x = 9(1 + -5x) + -4 -1 + -45x = (1 * 9 + -5x * 9) + -4 -1 + -45x = (9 + -45x) + -4 Reorder the terms: -1 + -45x = 9 + -4 + -45x Combine like terms: 9 + -4 = 5 -1 + -45x = 5 + -45x Add '45x' to each side of the equation. -1 + -45x + 45x = 5 + -45x + 45x Combine like terms: -45x + 45x = 0 -1 + 0 = 5 + -45x + 45x -1 = 5 + -45x + 45x Combine like terms: -45x + 45x = 0 -1 = 5 + 0 -1 = 5 Solving -1 = 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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