Solve for y
y=27\left(3-x\right)\left(x-1\right)^{2}
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y=\left(27x^{2}-54x+27\right)\left(3-x\right)
Use the distributive property to multiply 27 by x^{2}-2x+1.
y=135x^{2}-27x^{3}-189x+81
Use the distributive property to multiply 27x^{2}-54x+27 by 3-x and combine like terms.
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