Mary bought a book that cost $18 at a discount of 16%. What did she pay for the book?

x − t h e p r i ce 16% o f x = 100 16 ​ ∗ x = 25 4 ​ ∗ x = 25 4 x ​ − t h e d i sco u n t x ( 25 − 25 4 x ​ = 25 25 x − 4 x ​ = 25 21 x ​ − t h e n e w p r i ce 25 21 x ​ = 18 x = 21 25 ∗ 18 ​ = 21 450 ​ x = 21.42$ ​

Answered by mariamikayla | 2024-06-10

Mary paid $15.12 for the book after a 16% discount on the original price of $18.
;

Answered by mariamikayla | 2024-12-24