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Simplifying 155 + -7x = 20x + 23 Reorder the terms: 155 + -7x = 23 + 20x Solving 155 + -7x = 23 + 20x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-20x' to each side of the equation. 155 + -7x + -20x = 23 + 20x + -20x Combine like terms: -7x + -20x = -27x 155 + -27x = 23 + 20x + -20x Combine like terms: 20x + -20x = 0 155 + -27x = 23 + 0 155 + -27x = 23 Add '-155' to each side of the equation. 155 + -155 + -27x = 23 + -155 Combine like terms: 155 + -155 = 0 0 + -27x = 23 + -155 -27x = 23 + -155 Combine like terms: 23 + -155 = -132 -27x = -132 Divide each side by '-27'. x = 4.888888889 Simplifying x = 4.888888889
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