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Simplifying y(x2 + 7) + 9(x2 + 7) = 0 Reorder the terms: y(7 + x2) + 9(x2 + 7) = 0 (7 * y + x2 * y) + 9(x2 + 7) = 0 Reorder the terms: (x2y + 7y) + 9(x2 + 7) = 0 (x2y + 7y) + 9(x2 + 7) = 0 Reorder the terms: x2y + 7y + 9(7 + x2) = 0 x2y + 7y + (7 * 9 + x2 * 9) = 0 x2y + 7y + (63 + 9x2) = 0 Reorder the terms: 63 + 9x2 + x2y + 7y = 0 Solving 63 + 9x2 + x2y + 7y = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-63' to each side of the equation. 63 + 9x2 + x2y + -63 + 7y = 0 + -63 Reorder the terms: 63 + -63 + 9x2 + x2y + 7y = 0 + -63 Combine like terms: 63 + -63 = 0 0 + 9x2 + x2y + 7y = 0 + -63 9x2 + x2y + 7y = 0 + -63 Combine like terms: 0 + -63 = -63 9x2 + x2y + 7y = -63 Add '-7y' to each side of the equation. 9x2 + x2y + 7y + -7y = -63 + -7y Combine like terms: 7y + -7y = 0 9x2 + x2y + 0 = -63 + -7y 9x2 + x2y = -63 + -7y Reorder the terms: 63 + 9x2 + x2y + 7y = -63 + -7y + 63 + 7y Reorder the terms: 63 + 9x2 + x2y + 7y = -63 + 63 + -7y + 7y Combine like terms: -63 + 63 = 0 63 + 9x2 + x2y + 7y = 0 + -7y + 7y 63 + 9x2 + x2y + 7y = -7y + 7y Combine like terms: -7y + 7y = 0 63 + 9x2 + x2y + 7y = 0 The solution to this equation could not be determined.
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