Answer
$xy-xz+4x+4y-4z+16$
Work Step by Step
Using the Distributive Property, the given expression, $
(x+4)(y-z+4)
,$ is equivalent to
\begin{array}{l}\require{cancel}
x(y)+x(-z)+x(4)+4(y)+4(-z)+4(4)
\\\\=
xy-xz+4x+4y-4z+16
.\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.