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Simplifying f(x) * 2x4 + -8x2 + 5x + -7 = 0 Reorder the terms for easier multiplication: 2f * x * x4 + -8x2 + 5x + -7 = 0 Multiply f * x 2fx * x4 + -8x2 + 5x + -7 = 0 Multiply fx * x4 2fx5 + -8x2 + 5x + -7 = 0 Reorder the terms: -7 + 2fx5 + 5x + -8x2 = 0 Solving -7 + 2fx5 + 5x + -8x2 = 0 Solving for variable 'f'. Move all terms containing f to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 2fx5 + 5x + 7 + -8x2 = 0 + 7 Reorder the terms: -7 + 7 + 2fx5 + 5x + -8x2 = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 2fx5 + 5x + -8x2 = 0 + 7 2fx5 + 5x + -8x2 = 0 + 7 Combine like terms: 0 + 7 = 7 2fx5 + 5x + -8x2 = 7 Add '-5x' to each side of the equation. 2fx5 + 5x + -5x + -8x2 = 7 + -5x Combine like terms: 5x + -5x = 0 2fx5 + 0 + -8x2 = 7 + -5x 2fx5 + -8x2 = 7 + -5x Add '8x2' to each side of the equation. 2fx5 + -8x2 + 8x2 = 7 + -5x + 8x2 Combine like terms: -8x2 + 8x2 = 0 2fx5 + 0 = 7 + -5x + 8x2 2fx5 = 7 + -5x + 8x2 Divide each side by '2x5'. f = 3.5x-5 + -2.5x-4 + 4x-3 Simplifying f = 3.5x-5 + -2.5x-4 + 4x-3
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