Question 68436
F1 + c1Q = F2 + c2Q
Solve for Q 
:
Subtract c2Q from both sides:
F1 + c1Q - c2Q = F2
:
Subtract F1 from both sides:
c1Q - c2Q = F2 - F1
:
Factor out Q
Q(c1 - c2) = F2 - F1
:
Divide both sides by (c1-c2)
Q = {{{((F2-F1))/((c1-c2))}}}