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Simplifying 16 + -4x2 + -9y2 = 0 Solving 16 + -4x2 + -9y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -4x2 + -16 + -9y2 = 0 + -16 Reorder the terms: 16 + -16 + -4x2 + -9y2 = 0 + -16 Combine like terms: 16 + -16 = 0 0 + -4x2 + -9y2 = 0 + -16 -4x2 + -9y2 = 0 + -16 Combine like terms: 0 + -16 = -16 -4x2 + -9y2 = -16 Add '9y2' to each side of the equation. -4x2 + -9y2 + 9y2 = -16 + 9y2 Combine like terms: -9y2 + 9y2 = 0 -4x2 + 0 = -16 + 9y2 -4x2 = -16 + 9y2 Divide each side by '-4'. x2 = 4 + -2.25y2 Simplifying x2 = 4 + -2.25y2 Reorder the terms: -4 + x2 + 2.25y2 = 4 + -2.25y2 + -4 + 2.25y2 Reorder the terms: -4 + x2 + 2.25y2 = 4 + -4 + -2.25y2 + 2.25y2 Combine like terms: 4 + -4 = 0 -4 + x2 + 2.25y2 = 0 + -2.25y2 + 2.25y2 -4 + x2 + 2.25y2 = -2.25y2 + 2.25y2 Combine like terms: -2.25y2 + 2.25y2 = 0.00 -4 + x2 + 2.25y2 = 0.00 The solution to this equation could not be determined.
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