Question 1047944
UNDO everything that was done to C, but do the same operation to both sides of the equation each step.


{{{A-h=Cr^2*pi+h-h}}}

{{{A-h=Cr^2*pi}}}

{{{(A-h)(1/(r^2*pi))=Cr^2*pi*(1/(r^2*pi))}}}


{{{(A-h)/(r^2*pi)=C}}}