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How do you find the product of $(2l+5)(l-4)$ ?

1 Answer

Adrone · Stefan V.

Mar 9, 2018

$2l^2 - 3l - 20$

Explanation:

$2l(l-4) + 5(l-4)$

Expand

$2l^2 - 8l + 5l -20$

$2l^2 - 3l - 20$

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