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Simplifying 30 + 19x + 13 + 90 = 180 Reorder the terms: 30 + 13 + 90 + 19x = 180 Combine like terms: 30 + 13 = 43 43 + 90 + 19x = 180 Combine like terms: 43 + 90 = 133 133 + 19x = 180 Solving 133 + 19x = 180 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-133' to each side of the equation. 133 + -133 + 19x = 180 + -133 Combine like terms: 133 + -133 = 0 0 + 19x = 180 + -133 19x = 180 + -133 Combine like terms: 180 + -133 = 47 19x = 47 Divide each side by '19'. x = 2.473684211 Simplifying x = 2.473684211
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