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Simplifying X2 + -5y2 = 20 Solving X2 + -5y2 = 20 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '5y2' to each side of the equation. X2 + -5y2 + 5y2 = 20 + 5y2 Combine like terms: -5y2 + 5y2 = 0 X2 + 0 = 20 + 5y2 X2 = 20 + 5y2 Simplifying X2 = 20 + 5y2 Reorder the terms: -20 + X2 + -5y2 = 20 + 5y2 + -20 + -5y2 Reorder the terms: -20 + X2 + -5y2 = 20 + -20 + 5y2 + -5y2 Combine like terms: 20 + -20 = 0 -20 + X2 + -5y2 = 0 + 5y2 + -5y2 -20 + X2 + -5y2 = 5y2 + -5y2 Combine like terms: 5y2 + -5y2 = 0 -20 + X2 + -5y2 = 0 The solution to this equation could not be determined.
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