According to the information given, building and solving an expression, it is found that she used 1400 g of flour for the cakes.
<h3>How was the flour divided?</h3>- Her initial amount was of x.
- She used
to make some pies.
- She used
to bake some cakes.
- She gave her friend 750g, and had 850g left.
Hence, the <em>expression </em>is:
For the cakes:
She used 1400 g of flour for the cakes.
A similar problem, also involving an expression, is given at brainly.com/question/26142208