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Simplifying -2x + 5 = 8x + -21 Reorder the terms: 5 + -2x = 8x + -21 Reorder the terms: 5 + -2x = -21 + 8x Solving 5 + -2x = -21 + 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. 5 + -2x + -8x = -21 + 8x + -8x Combine like terms: -2x + -8x = -10x 5 + -10x = -21 + 8x + -8x Combine like terms: 8x + -8x = 0 5 + -10x = -21 + 0 5 + -10x = -21 Add '-5' to each side of the equation. 5 + -5 + -10x = -21 + -5 Combine like terms: 5 + -5 = 0 0 + -10x = -21 + -5 -10x = -21 + -5 Combine like terms: -21 + -5 = -26 -10x = -26 Divide each side by '-10'. x = 2.6 Simplifying x = 2.6
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