An equation for this is 5b. 5 times the number of books (b).
Answer: x = 6
Step-by-step explanation:
8X + 15 = 63
-15. -15
8x = 48
8x/8 = 48/8
x = 6
If you set it up in cross multiplication then you would have (x/100 = 45/54) then cross multiply so then i would look like this (54x/4,500) so from there you would divide 54 from 4,500 i hope this helps in any way oh and it should come up to be 83.3333333 which would be 83% lol
Answer:
148 R 0
Step-by-step explanation:
