Answer:
[tex]4(d+5)[/tex]
Step-by-step explanation:
[tex](d+5)+(d+5)+(d+5)+(d+5)[/tex]
There is 4 times (d+5), or [tex]4(d+5)[/tex].
You can also do it like this:
[tex](d+5)+(d+5)+(d+5)+(d+5)[/tex]
[tex](d+d+d+d)+(5+5+5+5)[/tex]
[tex]4d+20[/tex]
[tex]4(d+5)[/tex]
