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2x = 10
31
Cross multiply: 2x * 1 = 3 * 10 Simplifying 2x * 1 = 3 * 10 Reorder the terms for easier multiplication: 2 * 1x = 3 * 10 Multiply 2 * 1 2x = 3 * 10 Multiply 3 * 10 2x = 30 Solving 2x = 30 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Divide each side by '2'. x = 15 Simplifying x = 15
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