Answer:
y = 5.4x + 23.5
Step-by-step explanation:
Since the service charges $23.50 for every hour, you have to multiply x by 23.5 like this: 23.5
There is a flat fee of $23.50, so you have to add 23.5 on top of that like this: 5.4x + 23.5
All of this has to add up to y; 5.4x + 23.5 = y
10%
This is because mr Matthews added only 10% to the 80 pounds
Area of the large semicircle





Area of the small semicircle





Area of the figure


Answer:
30 -0 +1 +2+3 then go on from there on positives
Step-by-step explanation: