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Simplifying 9x + 27 = 9(x + 20) + 9 Reorder the terms: 27 + 9x = 9(x + 20) + 9 Reorder the terms: 27 + 9x = 9(20 + x) + 9 27 + 9x = (20 * 9 + x * 9) + 9 27 + 9x = (180 + 9x) + 9 Reorder the terms: 27 + 9x = 180 + 9 + 9x Combine like terms: 180 + 9 = 189 27 + 9x = 189 + 9x Add '-9x' to each side of the equation. 27 + 9x + -9x = 189 + 9x + -9x Combine like terms: 9x + -9x = 0 27 + 0 = 189 + 9x + -9x 27 = 189 + 9x + -9x Combine like terms: 9x + -9x = 0 27 = 189 + 0 27 = 189 Solving 27 = 189 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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