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Simplifying 7r2 + 100 = 50 Reorder the terms: 100 + 7r2 = 50 Solving 100 + 7r2 = 50 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-100' to each side of the equation. 100 + -100 + 7r2 = 50 + -100 Combine like terms: 100 + -100 = 0 0 + 7r2 = 50 + -100 7r2 = 50 + -100 Combine like terms: 50 + -100 = -50 7r2 = -50 Divide each side by '7'. r2 = -7.142857143 Simplifying r2 = -7.142857143 Reorder the terms: 7.142857143 + r2 = -7.142857143 + 7.142857143 Combine like terms: -7.142857143 + 7.142857143 = 0.000000000 7.142857143 + r2 = 0.000000000 The solution to this equation could not be determined.
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