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Simplifying x(15 + -2x)(12 + -2x) = 162 Multiply (15 + -2x) * (12 + -2x) x(15(12 + -2x) + -2x * (12 + -2x)) = 162 x((12 * 15 + -2x * 15) + -2x * (12 + -2x)) = 162 x((180 + -30x) + -2x * (12 + -2x)) = 162 x(180 + -30x + (12 * -2x + -2x * -2x)) = 162 x(180 + -30x + (-24x + 4x2)) = 162 Combine like terms: -30x + -24x = -54x x(180 + -54x + 4x2) = 162 (180 * x + -54x * x + 4x2 * x) = 162 (180x + -54x2 + 4x3) = 162 Solving 180x + -54x2 + 4x3 = 162 Solving for variable 'x'. Reorder the terms: -162 + 180x + -54x2 + 4x3 = 162 + -162 Combine like terms: 162 + -162 = 0 -162 + 180x + -54x2 + 4x3 = 0 Factor out the Greatest Common Factor (GCF), '2'. 2(-81 + 90x + -27x2 + 2x3) = 0 Ignore the factor 2.Subproblem 1
Set the factor '(-81 + 90x + -27x2 + 2x3)' equal to zero and attempt to solve: Simplifying -81 + 90x + -27x2 + 2x3 = 0 Solving -81 + 90x + -27x2 + 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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