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Simplifying x(20 + -2x)(18 + -1x) = 450 Multiply (20 + -2x) * (18 + -1x) x(20(18 + -1x) + -2x * (18 + -1x)) = 450 x((18 * 20 + -1x * 20) + -2x * (18 + -1x)) = 450 x((360 + -20x) + -2x * (18 + -1x)) = 450 x(360 + -20x + (18 * -2x + -1x * -2x)) = 450 x(360 + -20x + (-36x + 2x2)) = 450 Combine like terms: -20x + -36x = -56x x(360 + -56x + 2x2) = 450 (360 * x + -56x * x + 2x2 * x) = 450 (360x + -56x2 + 2x3) = 450 Solving 360x + -56x2 + 2x3 = 450 Solving for variable 'x'. Reorder the terms: -450 + 360x + -56x2 + 2x3 = 450 + -450 Combine like terms: 450 + -450 = 0 -450 + 360x + -56x2 + 2x3 = 0 Factor out the Greatest Common Factor (GCF), '2'. 2(-225 + 180x + -28x2 + x3) = 0 Ignore the factor 2.Subproblem 1
Set the factor '(-225 + 180x + -28x2 + x3)' equal to zero and attempt to solve: Simplifying -225 + 180x + -28x2 + x3 = 0 Solving -225 + 180x + -28x2 + x3 = 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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