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Simplifying 4r2 + x2 = -2z Solving 4r2 + x2 = -2z Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-1x2' to each side of the equation. 4r2 + x2 + -1x2 = -1x2 + -2z Combine like terms: x2 + -1x2 = 0 4r2 + 0 = -1x2 + -2z 4r2 = -1x2 + -2z Divide each side by '4'. r2 = -0.25x2 + -0.5z Simplifying r2 = -0.25x2 + -0.5z Reorder the terms: r2 + 0.25x2 + 0.5z = -0.25x2 + 0.25x2 + -0.5z + 0.5z Combine like terms: -0.25x2 + 0.25x2 = 0.00 r2 + 0.25x2 + 0.5z = 0.00 + -0.5z + 0.5z r2 + 0.25x2 + 0.5z = -0.5z + 0.5z Combine like terms: -0.5z + 0.5z = 0.0 r2 + 0.25x2 + 0.5z = 0.0 The solution to this equation could not be determined.
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