Question
Will wanted to buy some soya beans. He will have $18 left if he buys 2 kg of soya beans. However, he will need $7 more to buy 7 kg of soya beans. What is the cost of 11 kg of soya beans?
4 m

Click button first when a symbol is required. X

Will wanted to buy some soya beans. He will have $18 left if he buys 2 kg of soya beans. However, he will need $7 more to buy 7 kg of soya beans. What is the cost of 11 kg of soya beans?