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Simplifying (X2 + 7x + -5) + -1(3x2 + 1) = 0 Reorder the terms: (-5 + X2 + 7x) + -1(3x2 + 1) = 0 Remove parenthesis around (-5 + X2 + 7x) -5 + X2 + 7x + -1(3x2 + 1) = 0 Reorder the terms: -5 + X2 + 7x + -1(1 + 3x2) = 0 -5 + X2 + 7x + (1 * -1 + 3x2 * -1) = 0 -5 + X2 + 7x + (-1 + -3x2) = 0 Reorder the terms: -5 + -1 + X2 + 7x + -3x2 = 0 Combine like terms: -5 + -1 = -6 -6 + X2 + 7x + -3x2 = 0 Solving -6 + X2 + 7x + -3x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '6' to each side of the equation. -6 + X2 + 7x + 6 + -3x2 = 0 + 6 Reorder the terms: -6 + 6 + X2 + 7x + -3x2 = 0 + 6 Combine like terms: -6 + 6 = 0 0 + X2 + 7x + -3x2 = 0 + 6 X2 + 7x + -3x2 = 0 + 6 Combine like terms: 0 + 6 = 6 X2 + 7x + -3x2 = 6 Add '-7x' to each side of the equation. X2 + 7x + -7x + -3x2 = 6 + -7x Combine like terms: 7x + -7x = 0 X2 + 0 + -3x2 = 6 + -7x X2 + -3x2 = 6 + -7x Add '3x2' to each side of the equation. X2 + -3x2 + 3x2 = 6 + -7x + 3x2 Combine like terms: -3x2 + 3x2 = 0 X2 + 0 = 6 + -7x + 3x2 X2 = 6 + -7x + 3x2 Simplifying X2 = 6 + -7x + 3x2 Reorder the terms: -6 + X2 + 7x + -3x2 = 6 + -7x + 3x2 + -6 + 7x + -3x2 Reorder the terms: -6 + X2 + 7x + -3x2 = 6 + -6 + -7x + 7x + 3x2 + -3x2 Combine like terms: 6 + -6 = 0 -6 + X2 + 7x + -3x2 = 0 + -7x + 7x + 3x2 + -3x2 -6 + X2 + 7x + -3x2 = -7x + 7x + 3x2 + -3x2 Combine like terms: -7x + 7x = 0 -6 + X2 + 7x + -3x2 = 0 + 3x2 + -3x2 -6 + X2 + 7x + -3x2 = 3x2 + -3x2 Combine like terms: 3x2 + -3x2 = 0 -6 + X2 + 7x + -3x2 = 0 The solution to this equation could not be determined.
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