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Simplifying -9x + 4 = -3(2x + 6) Reorder the terms: 4 + -9x = -3(2x + 6) Reorder the terms: 4 + -9x = -3(6 + 2x) 4 + -9x = (6 * -3 + 2x * -3) 4 + -9x = (-18 + -6x) Solving 4 + -9x = -18 + -6x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6x' to each side of the equation. 4 + -9x + 6x = -18 + -6x + 6x Combine like terms: -9x + 6x = -3x 4 + -3x = -18 + -6x + 6x Combine like terms: -6x + 6x = 0 4 + -3x = -18 + 0 4 + -3x = -18 Add '-4' to each side of the equation. 4 + -4 + -3x = -18 + -4 Combine like terms: 4 + -4 = 0 0 + -3x = -18 + -4 -3x = -18 + -4 Combine like terms: -18 + -4 = -22 -3x = -22 Divide each side by '-3'. x = 7.333333333 Simplifying x = 7.333333333
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