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Simplifying 25x2 + 16y2 = 1600 Solving 25x2 + 16y2 = 1600 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-16y2' to each side of the equation. 25x2 + 16y2 + -16y2 = 1600 + -16y2 Combine like terms: 16y2 + -16y2 = 0 25x2 + 0 = 1600 + -16y2 25x2 = 1600 + -16y2 Divide each side by '25'. x2 = 64 + -0.64y2 Simplifying x2 = 64 + -0.64y2 Reorder the terms: -64 + x2 + 0.64y2 = 64 + -0.64y2 + -64 + 0.64y2 Reorder the terms: -64 + x2 + 0.64y2 = 64 + -64 + -0.64y2 + 0.64y2 Combine like terms: 64 + -64 = 0 -64 + x2 + 0.64y2 = 0 + -0.64y2 + 0.64y2 -64 + x2 + 0.64y2 = -0.64y2 + 0.64y2 Combine like terms: -0.64y2 + 0.64y2 = 0.00 -64 + x2 + 0.64y2 = 0.00 The solution to this equation could not be determined.
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