Answer
$-8x^2-22x-5$
Work Step by Step
Using $(a+b)(c+d)=ac+(ad+bc)+bd$, or the FOIL Method, the given expression, $
(-2x-5)(4x+1)
,$ is equivalent to
\begin{array}{l}\require{cancel}
-8x^2+(-2x-20x)-5
\\\\=
-8x^2-22x-5
.\end{array}
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.