Answer:
-52 and 1/2 or just -52.5
Explanation:
1/3x=-18+1/2
1/3x = -36/2+1/2
1/3x = -35/2
x= -35/2 / 1/3
x= -52 and 1/2 = -52.5
Answer: The answer is 9 countries.
Explanation: Bulgaria, Croatia, Czech Republic, Denmark, Hungary, Poland, Romania, Sweden, and the United Kingdom (None of them use the euro)