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Simplifying 12x + -5x + 18 = -75 Reorder the terms: 18 + 12x + -5x = -75 Combine like terms: 12x + -5x = 7x 18 + 7x = -75 Solving 18 + 7x = -75 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-18' to each side of the equation. 18 + -18 + 7x = -75 + -18 Combine like terms: 18 + -18 = 0 0 + 7x = -75 + -18 7x = -75 + -18 Combine like terms: -75 + -18 = -93 7x = -93 Divide each side by '7'. x = -13.28571429 Simplifying x = -13.28571429
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