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Simplifying f(x) * x2 + -3x + -28 = 0 Multiply f * x fx * x2 + -3x + -28 = 0 Multiply fx * x2 fx3 + -3x + -28 = 0 Reorder the terms: -28 + fx3 + -3x = 0 Solving -28 + fx3 + -3x = 0 Solving for variable 'f'. Move all terms containing f to the left, all other terms to the right. Add '28' to each side of the equation. -28 + fx3 + 28 + -3x = 0 + 28 Reorder the terms: -28 + 28 + fx3 + -3x = 0 + 28 Combine like terms: -28 + 28 = 0 0 + fx3 + -3x = 0 + 28 fx3 + -3x = 0 + 28 Combine like terms: 0 + 28 = 28 fx3 + -3x = 28 Add '3x' to each side of the equation. fx3 + -3x + 3x = 28 + 3x Combine like terms: -3x + 3x = 0 fx3 + 0 = 28 + 3x fx3 = 28 + 3x Divide each side by 'x3'. f = 28x-3 + 3x-2 Simplifying f = 28x-3 + 3x-2
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