Question

x-(x-1)/2=1-(x-2)/5 plz give answer fast

Answer 1

x-(x-1)/2=1-(x-2)/5
⇒(x+1)/2=(7-x)/5
⇒5x+5=14-2x
⇒5x+2x=14-5
⇒7x=9
⇒x=9/7                                  ans.

Answer 2

Q. x-(x-1)/2=1-(x-2)/5
(x-x-1)/2=(1-x+2)/5
-1/2=(3-x)/5
Transposing 2 and 5,
-5=6-2x
Transposing again,
2x=6+5 
2x=11
x=11/2