Question

http://media01.switchedononline.com/g_alg01_2011/10/430.gif
Solve for X! Please

Answer 1

(c - 1)/x + d = cd
(c - 1 + dx)/x = cd
cdx = c - 1 + dx
cdx - dx = c - 1
x(cd - d) = c - 1
x = (c - 1)/(d[c - 1])
x = 1/d<-------