Answer:
C=r-p
Step-by-step explanation:
r-c=p
We need to solve the equation for Variable C
To get c alone we need to remove r from the left hand side
Subtract R from both sides
r-c=p
r-r-c=-r+P
-c=-r+P
Now divide both sides by -1 to get c alone
c=r-p
C is alone, it is solved for C
