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Simplifying -3 + -21x = -8x + -8 Reorder the terms: -3 + -21x = -8 + -8x Solving -3 + -21x = -8 + -8x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8x' to each side of the equation. -3 + -21x + 8x = -8 + -8x + 8x Combine like terms: -21x + 8x = -13x -3 + -13x = -8 + -8x + 8x Combine like terms: -8x + 8x = 0 -3 + -13x = -8 + 0 -3 + -13x = -8 Add '3' to each side of the equation. -3 + 3 + -13x = -8 + 3 Combine like terms: -3 + 3 = 0 0 + -13x = -8 + 3 -13x = -8 + 3 Combine like terms: -8 + 3 = -5 -13x = -5 Divide each side by '-13'. x = 0.3846153846 Simplifying x = 0.3846153846
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