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Simplifying 6x + -2 = 21x + 8 Reorder the terms: -2 + 6x = 21x + 8 Reorder the terms: -2 + 6x = 8 + 21x Solving -2 + 6x = 8 + 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. -2 + 6x + -21x = 8 + 21x + -21x Combine like terms: 6x + -21x = -15x -2 + -15x = 8 + 21x + -21x Combine like terms: 21x + -21x = 0 -2 + -15x = 8 + 0 -2 + -15x = 8 Add '2' to each side of the equation. -2 + 2 + -15x = 8 + 2 Combine like terms: -2 + 2 = 0 0 + -15x = 8 + 2 -15x = 8 + 2 Combine like terms: 8 + 2 = 10 -15x = 10 Divide each side by '-15'. x = -0.6666666667 Simplifying x = -0.6666666667
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