Evaluate
\left(4x-w\right)\left(x+5w\right)
Expand
4x^{2}+19wx-5w^{2}
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4x^{2}-xw+20wx-5w^{2}
Apply the distributive property by multiplying each term of x+5w by each term of 4x-w.
4x^{2}+19xw-5w^{2}
Combine -xw and 20wx to get 19xw.
4x^{2}-xw+20wx-5w^{2}
Apply the distributive property by multiplying each term of x+5w by each term of 4x-w.
4x^{2}+19xw-5w^{2}
Combine -xw and 20wx to get 19xw.
Examples
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