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Simplifying 9x + 9 = 9(x + 4) + -4 Reorder the terms: 9 + 9x = 9(x + 4) + -4 Reorder the terms: 9 + 9x = 9(4 + x) + -4 9 + 9x = (4 * 9 + x * 9) + -4 9 + 9x = (36 + 9x) + -4 Reorder the terms: 9 + 9x = 36 + -4 + 9x Combine like terms: 36 + -4 = 32 9 + 9x = 32 + 9x Add '-9x' to each side of the equation. 9 + 9x + -9x = 32 + 9x + -9x Combine like terms: 9x + -9x = 0 9 + 0 = 32 + 9x + -9x 9 = 32 + 9x + -9x Combine like terms: 9x + -9x = 0 9 = 32 + 0 9 = 32 Solving 9 = 32 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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