2x-4+4x-1=8x-43
-2x=-38
x=19
so QS=2(2*19-4)=68
Answer:
There are 1012 books per bookcase
Step-by-step explanation:
To find the number of books per bookcase take the number of bookcases (72) divided by the number of books (72,864)
So;
72,864 / 72 = 1012
Hope this helps!
Answer:
I believe its the second one but i could be wrong
Reverse the numbers in the table to get:
(52,20) (67.5,25) and (64,30)
The answer would be (52,20)
-48
6* -8 = -48
Hope this helps ;)
