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Simplifying (4x2 + 4y2 + -5) + -1(8x2 + 4y2 + -2) = 0 Reorder the terms: (-5 + 4x2 + 4y2) + -1(8x2 + 4y2 + -2) = 0 Remove parenthesis around (-5 + 4x2 + 4y2) -5 + 4x2 + 4y2 + -1(8x2 + 4y2 + -2) = 0 Reorder the terms: -5 + 4x2 + 4y2 + -1(-2 + 8x2 + 4y2) = 0 -5 + 4x2 + 4y2 + (-2 * -1 + 8x2 * -1 + 4y2 * -1) = 0 -5 + 4x2 + 4y2 + (2 + -8x2 + -4y2) = 0 Reorder the terms: -5 + 2 + 4x2 + -8x2 + 4y2 + -4y2 = 0 Combine like terms: -5 + 2 = -3 -3 + 4x2 + -8x2 + 4y2 + -4y2 = 0 Combine like terms: 4x2 + -8x2 = -4x2 -3 + -4x2 + 4y2 + -4y2 = 0 Combine like terms: 4y2 + -4y2 = 0 -3 + -4x2 + 0 = 0 -3 + -4x2 = 0 Solving -3 + -4x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -4x2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -4x2 = 0 + 3 -4x2 = 0 + 3 Combine like terms: 0 + 3 = 3 -4x2 = 3 Divide each side by '-4'. x2 = -0.75 Simplifying x2 = -0.75 Reorder the terms: 0.75 + x2 = -0.75 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.75 + x2 = 0.00 The solution to this equation could not be determined.
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