Answer:


Step-by-step explanation:
Given


Solving (a): The earnings.
This is calculated as:



Solving (b): New Value
This is calculated as:
So, we have:



60% is the answer you are seeking.
In this half rotation, it is 180 degrees.
You are able to divide or mutiply both so let's divide. Divide each by four to get1/2. hope this helped.
Answer:
-3x + 36
Step-by-step explanation:
<em><u>The first step is to distribute the -3 to (x - 8), like so:</u></em>
12 - 3(x - 8)
12 - 3x + 24
<em><u>Add like terms (12 and 24):</u></em>
12 + 24 = 36
-3x + 36