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Simplifying 49x2 + 9y2 = 441 Solving 49x2 + 9y2 = 441 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9y2' to each side of the equation. 49x2 + 9y2 + -9y2 = 441 + -9y2 Combine like terms: 9y2 + -9y2 = 0 49x2 + 0 = 441 + -9y2 49x2 = 441 + -9y2 Divide each side by '49'. x2 = 9 + -0.1836734694y2 Simplifying x2 = 9 + -0.1836734694y2 Reorder the terms: -9 + x2 + 0.1836734694y2 = 9 + -0.1836734694y2 + -9 + 0.1836734694y2 Reorder the terms: -9 + x2 + 0.1836734694y2 = 9 + -9 + -0.1836734694y2 + 0.1836734694y2 Combine like terms: 9 + -9 = 0 -9 + x2 + 0.1836734694y2 = 0 + -0.1836734694y2 + 0.1836734694y2 -9 + x2 + 0.1836734694y2 = -0.1836734694y2 + 0.1836734694y2 Combine like terms: -0.1836734694y2 + 0.1836734694y2 = 0.0000000000 -9 + x2 + 0.1836734694y2 = 0.0000000000 The solution to this equation could not be determined.
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