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Simplifying 8 = 5x + 2(-4x) Remove parenthesis around (-4x) 8 = 5x + 2 * -4x Multiply 2 * -4 8 = 5x + -8x Combine like terms: 5x + -8x = -3x 8 = -3x Solving 8 = -3x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3x' to each side of the equation. 8 + 3x = -3x + 3x Combine like terms: -3x + 3x = 0 8 + 3x = 0 Add '-8' to each side of the equation. 8 + -8 + 3x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 3x = 0 + -8 3x = 0 + -8 Combine like terms: 0 + -8 = -8 3x = -8 Divide each side by '3'. x = -2.666666667 Simplifying x = -2.666666667
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