At the mall, leona bought a t-shirt and a book for a total of $23. the book cost $12. how much did the t-shirt cost?

(a) what is the unknown information?

(b) let x represent the unknown information. write an addition problem that models the problem

(c) solve the equation.

(d) answer the question.

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit