Sorry if my handwriting is terrible but good luck though
Answer:
12.6
Step-by-step explanation:
Answer:


Step-by-step explanation:
Solving (9): The equation of the table
We start by calculating the slope (m)

Where:





The equation is then calculated using:

So, we have:

Open bracket


Solving (10):

Required
Find x
Divide both sides by 4.8

4 1/4 kg grapes were left with her.
Well, it should be 45 because 1/3 of the game would be 15 and 15+15 is 30 (2/3rds cost), so 15+15+15, 45, would be the full cost of the game