SOLUTION: Solve for x: A=2*pi*r*x+pi*r^2 I was assigned this homework problem as extra credit but I don't know how one would go about solving for x. If you could help me that would be great

Algebra.Com
Question 775957: Solve for x: A=2*pi*r*x+pi*r^2
I was assigned this homework problem as extra credit but I don't know how one would go about solving for x. If you could help me that would be great and greatly appreciated. thanks :)

Answer by tanjo3(60)   (Show Source): You can put this solution on YOUR website!
Perhaps it's easier than I think but:



I'm going to rearrange it here so that x is on the left (personal preference).



RELATED QUESTIONS

solve A= 2(pi)rh + 2(pi)r^2 for (pi) i worked this problem and my answer was... (answered by Fombitz)
Sketch sinx and its inverse on the same set of axes for 0≤ x ≤ (pi/2) I sketched... (answered by Theo,math_tutor2020)
This is an extra credit question for a topic very briefly touched on in class. A step... (answered by stanbon,Alan3354)
I am absolutely speechless with this problem. I have asked everyone I know and looked... (answered by stanbon)
Solve for h, where {{{S=2*pi*r^2 + 2*pi*r*h}}}. If you could correct my improper working... (answered by god2012)
Hello, My name is Jeremy and I am having a problem with my take home quiz. I think I... (answered by Alan3354)
This is an optimization problem. The problem states that a cylinder has a volume of... (answered by solver91311)
By solving {{{x^4 + 4x^3 -6x^2 -4x +1 = 0 }}} another way, show that the exact value of... (answered by CPhill)
A circular magnet has an inner radius of r-cm, an outer radius 2cm larger and its depth... (answered by ankor@dixie-net.com)