Answer: x = 5
Step-by-step explanation:
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.h.i. i think i know the answer
Step-by-step explanation:
= 5 • ( 4• x )
= 5 ( 4x )
= 20x

Answer: total books = 180
Step-by-step explanation:
Given: Poetry section of the library has 6 bookcases.
Number of shelves in each bookcase = 3
Total shelves = (Number of shelves in each bookcase) x (Number of bookcases in each poetry section)
= 3 x 6
= 18
Number of books in each shelf = 10
Total books = (number of shelves) x 10
= 18 x 10
= 180
hence, total books in the poetry section= 180
A!! Yes, because adjacent sides aren’t perpendicular