Twelve ties

The price of 12 ties before the discount was the same as 15 ties after the discount. Calculate the price of 1 tie after the discount if you know that the discount price of one tie fell by 40 CZK.

Final Answer:

x =  160 CZK

Step-by-step explanation:

12y = 15x x = y40  12y=15(y40)  12 y=15 (y40)  3y=600  y=3600=200  y=200  x=y40=20040=160 CZK



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