Evaluate
x\left(x-8\right)\left(x-5\right)
Expand
x^{3}-13x^{2}+40x
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\left(x^{2}-5x\right)\left(x-8\right)
Use the distributive property to multiply x by x-5.
x^{3}-8x^{2}-5x^{2}+40x
Apply the distributive property by multiplying each term of x^{2}-5x by each term of x-8.
x^{3}-13x^{2}+40x
Combine -8x^{2} and -5x^{2} to get -13x^{2}.
\left(x^{2}-5x\right)\left(x-8\right)
Use the distributive property to multiply x by x-5.
x^{3}-8x^{2}-5x^{2}+40x
Apply the distributive property by multiplying each term of x^{2}-5x by each term of x-8.
x^{3}-13x^{2}+40x
Combine -8x^{2} and -5x^{2} to get -13x^{2}.
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