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I'm not following the drawing..

@amistre64 do you?

it looks familiar, you are prolly trying to find the Rs to put the system in equilibrium.

think of a complicated seesaw

Yeah i trying to make it equilibrium

I need to find the r value

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theres is some interplay between distance and force ....

For this we should find that the upward forces are equal to downward forces

This question is about moment M = Fd

http://demonstrations.wolfram.com/EquilibriumOfASuspendedMobile/
this looks pretty cool

Ahh ok Thnx for ypur help this too complicated for me too I'll be looking for an answer from u

the net torque or couple on the system is zero.