If x=kc and y=kt,then y-2x =?
Select the correct option:
A) k(t-c)	B) k(t-2c)	C) c(k-t)	D) t(k-c)	E) k(1-t)
Just put in the given values of y and x   y - x = kt - kc   Now take k common   y - x = k(t - c)   You get (k(t-2c)) as your answer.
<result>B</result>
If x=kc and y=kt,then y-2x =?