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Simplifying 25x2 + 21y2 = 525 Solving 25x2 + 21y2 = 525 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-21y2' to each side of the equation. 25x2 + 21y2 + -21y2 = 525 + -21y2 Combine like terms: 21y2 + -21y2 = 0 25x2 + 0 = 525 + -21y2 25x2 = 525 + -21y2 Divide each side by '25'. x2 = 21 + -0.84y2 Simplifying x2 = 21 + -0.84y2 Reorder the terms: -21 + x2 + 0.84y2 = 21 + -0.84y2 + -21 + 0.84y2 Reorder the terms: -21 + x2 + 0.84y2 = 21 + -21 + -0.84y2 + 0.84y2 Combine like terms: 21 + -21 = 0 -21 + x2 + 0.84y2 = 0 + -0.84y2 + 0.84y2 -21 + x2 + 0.84y2 = -0.84y2 + 0.84y2 Combine like terms: -0.84y2 + 0.84y2 = 0.00 -21 + x2 + 0.84y2 = 0.00 The solution to this equation could not be determined.
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