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9. Andre is making paper cranes to decorate for a party. He plans to make one large paper crane and

several small paper cranes. It takes Andre 10 minutes to make the large crane and 3 minutes to

make each small crane. He has 30 minutes to make all of the cranes. How many small cranes can Andre

make in 30 minutes? Use the inequality 3c + 10 30, where c represents the number of small cranes, to

solve. Explain your solution.