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Simplifying 3x2 + 19 = 100 Reorder the terms: 19 + 3x2 = 100 Solving 19 + 3x2 = 100 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-19' to each side of the equation. 19 + -19 + 3x2 = 100 + -19 Combine like terms: 19 + -19 = 0 0 + 3x2 = 100 + -19 3x2 = 100 + -19 Combine like terms: 100 + -19 = 81 3x2 = 81 Divide each side by '3'. x2 = 27 Simplifying x2 = 27 Take the square root of each side: x = {-5.196152423, 5.196152423}
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