(d(5) -d(3))/(5 -3) = (350 -126)/2 = 112 . . . . . meters/second
112 m/s; it represents the average speed of the object between 3 seconds and 5 seconds
Answer:
Not enough information, need a picture.
Step-by-step explanation:
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
Answer:
So Y always the double of x if x is 1 then y is 2 if x is 5 then y is 10 so the equation y=2x
Y= 2x