Question

I have no clue what the answer is

Answer 1

basiclly
whole thing-notpurple=purple

aer=legnthtimews width

wholethingarea=6 times (5+3x)
notpurple=(4x times 5)

purple=6(5+3x)-(4x times 5)=
30+18x-20x=
20-2x

B s answer