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Simplifying 450 = x(60 + -2x)(30 + -2x) Multiply (60 + -2x) * (30 + -2x) 450 = x(60(30 + -2x) + -2x * (30 + -2x)) 450 = x((30 * 60 + -2x * 60) + -2x * (30 + -2x)) 450 = x((1800 + -120x) + -2x * (30 + -2x)) 450 = x(1800 + -120x + (30 * -2x + -2x * -2x)) 450 = x(1800 + -120x + (-60x + 4x2)) Combine like terms: -120x + -60x = -180x 450 = x(1800 + -180x + 4x2) 450 = (1800 * x + -180x * x + 4x2 * x) 450 = (1800x + -180x2 + 4x3) Solving 450 = 1800x + -180x2 + 4x3 Solving for variable 'x'. Reorder the terms: 450 + -1800x + 180x2 + -4x3 = 1800x + -1800x + -180x2 + 180x2 + 4x3 + -4x3 Combine like terms: 1800x + -1800x = 0 450 + -1800x + 180x2 + -4x3 = 0 + -180x2 + 180x2 + 4x3 + -4x3 450 + -1800x + 180x2 + -4x3 = -180x2 + 180x2 + 4x3 + -4x3 Combine like terms: -180x2 + 180x2 = 0 450 + -1800x + 180x2 + -4x3 = 0 + 4x3 + -4x3 450 + -1800x + 180x2 + -4x3 = 4x3 + -4x3 Combine like terms: 4x3 + -4x3 = 0 450 + -1800x + 180x2 + -4x3 = 0 Factor out the Greatest Common Factor (GCF), '2'. 2(225 + -900x + 90x2 + -2x3) = 0 Ignore the factor 2.Subproblem 1
Set the factor '(225 + -900x + 90x2 + -2x3)' equal to zero and attempt to solve: Simplifying 225 + -900x + 90x2 + -2x3 = 0 Solving 225 + -900x + 90x2 + -2x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
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