Question
Valen used 12 of the flour to bake some wafers. He used 15 of the flour to bake some cookies. Given that Valen was left with 840 g of flour, how much flour did he have at first? Leave your answer in grams.
4 m

Click button first when a symbol is required. X

Valen used 12 of the flour to bake some wafers. He used 15 of the flour to bake some cookies. Given that Valen was left with 840 g of flour, how much flour did he have at first? Leave your answer in grams.