Is there a way to cancel out an unknown variable using 2 different equations by displaying the answer to the first equation as a function of the unknow.
See example:
Equation 1
s/n = 0.75x + 0.25y
x(120), y(200)
s/n = 140
s= 140n
Equation 2
K = (k*n)/s = (k*n)/(300n) = k/300 (and assume that...