Question
Nora bought some balloons for her birthday party. A helium balloon cost $9 and a normal balloon cost $4. She paid a total of $50. If she bought 2 helium balloons, how many normal balloons did she buy?
2 m

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Nora bought some balloons for her birthday party. A helium balloon cost $9 and a normal balloon cost $4. She paid a total of $50. If she bought 2 helium balloons, how many normal balloons did she buy?