Question 469124
{{{M=R1L-F(L-x)}}}
{{{M=R1L-FL+Fx)}}}
{{{M-Fx=R1L-FL)}}}
{{{R1L-FL=M-Fx)}}}
{{{L(R1-F)=M-Fx)}}} divide by {{{(R1-F)}}}
{{{L=(M-Fx)/(R1-F))}}}
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{{{T+mg=(mv^2)/R}}}
{{{T=(mv^2)/R-mg}}}
{{{(mv^2)/R-mg=T}}}
{{{m(v^2/R-g)=T}}}
{{{m((v^2-gR)/R)=T}}} multiply by R
{{{m(v^2-gR)=TR}}} divide by {{{(v^2-gR)}}}
{{{m=(TR)/(v^2-gR)}}}