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Simplifying 16x2 + 7y2 = 448 Solving 16x2 + 7y2 = 448 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7y2' to each side of the equation. 16x2 + 7y2 + -7y2 = 448 + -7y2 Combine like terms: 7y2 + -7y2 = 0 16x2 + 0 = 448 + -7y2 16x2 = 448 + -7y2 Divide each side by '16'. x2 = 28 + -0.4375y2 Simplifying x2 = 28 + -0.4375y2 Reorder the terms: -28 + x2 + 0.4375y2 = 28 + -0.4375y2 + -28 + 0.4375y2 Reorder the terms: -28 + x2 + 0.4375y2 = 28 + -28 + -0.4375y2 + 0.4375y2 Combine like terms: 28 + -28 = 0 -28 + x2 + 0.4375y2 = 0 + -0.4375y2 + 0.4375y2 -28 + x2 + 0.4375y2 = -0.4375y2 + 0.4375y2 Combine like terms: -0.4375y2 + 0.4375y2 = 0.0000 -28 + x2 + 0.4375y2 = 0.0000 The solution to this equation could not be determined.
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