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Simplifying X * X + -7 + 4x + 5 = 90 Multiply X * X X2 + -7 + 4x + 5 = 90 Reorder the terms: -7 + 5 + X2 + 4x = 90 Combine like terms: -7 + 5 = -2 -2 + X2 + 4x = 90 Solving -2 + X2 + 4x = 90 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '2' to each side of the equation. -2 + X2 + 2 + 4x = 90 + 2 Reorder the terms: -2 + 2 + X2 + 4x = 90 + 2 Combine like terms: -2 + 2 = 0 0 + X2 + 4x = 90 + 2 X2 + 4x = 90 + 2 Combine like terms: 90 + 2 = 92 X2 + 4x = 92 Add '-4x' to each side of the equation. X2 + 4x + -4x = 92 + -4x Combine like terms: 4x + -4x = 0 X2 + 0 = 92 + -4x X2 = 92 + -4x Simplifying X2 = 92 + -4x Reorder the terms: -92 + X2 + 4x = 92 + -4x + -92 + 4x Reorder the terms: -92 + X2 + 4x = 92 + -92 + -4x + 4x Combine like terms: 92 + -92 = 0 -92 + X2 + 4x = 0 + -4x + 4x -92 + X2 + 4x = -4x + 4x Combine like terms: -4x + 4x = 0 -92 + X2 + 4x = 0 The solution to this equation could not be determined.
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