Solve for y
y=2x\left(30-x\right)\left(15-2x\right)
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y=\left(60x-2x^{2}\right)\left(15-2x\right)
Use the distributive property to multiply x by 60-2x.
y=900x-150x^{2}+4x^{3}
Use the distributive property to multiply 60x-2x^{2} by 15-2x and combine like terms.
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