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Simplifying 5 + 42x = 21x + 11 Reorder the terms: 5 + 42x = 11 + 21x Solving 5 + 42x = 11 + 21x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-21x' to each side of the equation. 5 + 42x + -21x = 11 + 21x + -21x Combine like terms: 42x + -21x = 21x 5 + 21x = 11 + 21x + -21x Combine like terms: 21x + -21x = 0 5 + 21x = 11 + 0 5 + 21x = 11 Add '-5' to each side of the equation. 5 + -5 + 21x = 11 + -5 Combine like terms: 5 + -5 = 0 0 + 21x = 11 + -5 21x = 11 + -5 Combine like terms: 11 + -5 = 6 21x = 6 Divide each side by '21'. x = 0.2857142857 Simplifying x = 0.2857142857
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