SOLUTION: Fred bought 3 shirts, each at the same price, and received less than $2.oo change from a $20.00 bill. What is the minimum cost of one shirt?

Algebra ->  Expressions-with-variables -> SOLUTION: Fred bought 3 shirts, each at the same price, and received less than $2.oo change from a $20.00 bill. What is the minimum cost of one shirt?      Log On


   



Question 113345: Fred bought 3 shirts, each at the same price, and received less than $2.oo change from a $20.00 bill. What is the minimum cost of one shirt?
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
(20-3X)<2
-3X<2-20
-3X<-18
X>18/3
X>6 ANSWER.
PROOF
LET X=6.5
(20-3*6.5)<2
20-18.6<2
.4<2