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Simplifying x3 + -7r2 + 6 = 0 Reorder the terms: 6 + -7r2 + x3 = 0 Solving 6 + -7r2 + x3 = 0 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -7r2 + -6 + x3 = 0 + -6 Reorder the terms: 6 + -6 + -7r2 + x3 = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -7r2 + x3 = 0 + -6 -7r2 + x3 = 0 + -6 Combine like terms: 0 + -6 = -6 -7r2 + x3 = -6 Add '-1x3' to each side of the equation. -7r2 + x3 + -1x3 = -6 + -1x3 Combine like terms: x3 + -1x3 = 0 -7r2 + 0 = -6 + -1x3 -7r2 = -6 + -1x3 Divide each side by '-7'. r2 = 0.8571428571 + 0.1428571429x3 Simplifying r2 = 0.8571428571 + 0.1428571429x3 Reorder the terms: -0.8571428571 + r2 + -0.1428571429x3 = 0.8571428571 + 0.1428571429x3 + -0.8571428571 + -0.1428571429x3 Reorder the terms: -0.8571428571 + r2 + -0.1428571429x3 = 0.8571428571 + -0.8571428571 + 0.1428571429x3 + -0.1428571429x3 Combine like terms: 0.8571428571 + -0.8571428571 = 0.0000000000 -0.8571428571 + r2 + -0.1428571429x3 = 0.0000000000 + 0.1428571429x3 + -0.1428571429x3 -0.8571428571 + r2 + -0.1428571429x3 = 0.1428571429x3 + -0.1428571429x3 Combine like terms: 0.1428571429x3 + -0.1428571429x3 = 0.0000000000 -0.8571428571 + r2 + -0.1428571429x3 = 0.0000000000 The solution to this equation could not be determined.
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