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Simplifying 8r2 + -2x + -30 = 0 Reorder the terms: -30 + 8r2 + -2x = 0 Solving -30 + 8r2 + -2x = 0 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 8r2 + 30 + -2x = 0 + 30 Reorder the terms: -30 + 30 + 8r2 + -2x = 0 + 30 Combine like terms: -30 + 30 = 0 0 + 8r2 + -2x = 0 + 30 8r2 + -2x = 0 + 30 Combine like terms: 0 + 30 = 30 8r2 + -2x = 30 Add '2x' to each side of the equation. 8r2 + -2x + 2x = 30 + 2x Combine like terms: -2x + 2x = 0 8r2 + 0 = 30 + 2x 8r2 = 30 + 2x Divide each side by '8'. r2 = 3.75 + 0.25x Simplifying r2 = 3.75 + 0.25x Reorder the terms: -3.75 + r2 + -0.25x = 3.75 + 0.25x + -3.75 + -0.25x Reorder the terms: -3.75 + r2 + -0.25x = 3.75 + -3.75 + 0.25x + -0.25x Combine like terms: 3.75 + -3.75 = 0.00 -3.75 + r2 + -0.25x = 0.00 + 0.25x + -0.25x -3.75 + r2 + -0.25x = 0.25x + -0.25x Combine like terms: 0.25x + -0.25x = 0.00 -3.75 + r2 + -0.25x = 0.00 The solution to this equation could not be determined.
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