[7x-1]-[5x+1\2]=x-[1-x/2]
 
how to solve this sum?

Asked by ruchi_gunj | 28th Sep, 2016, 05:36: PM

Expert Answer:

begin mathsize 16px style open square brackets 7 x space minus space 1 close square brackets space minus space open square brackets fraction numerator 5 x space plus space 1 over denominator 2 end fraction close square brackets space equals space x space minus space open square brackets fraction numerator 1 minus x over denominator 2 end fraction close square brackets
rightwards double arrow fraction numerator 14 x space minus space 2 space minus space 5 x space minus space 1 over denominator 2 end fraction space equals space fraction numerator 2 x space minus space 1 space plus space x over denominator 2 end fraction
rightwards double arrow 9 x space minus space 3 space equals space x space minus space 1
rightwards double arrow 8 x space equals space 2
rightwards double arrow x space equals 2 over 8
rightwards double arrow x space equals space 1 fourth end style

Answered by Rashmi Khot | 29th Sep, 2016, 09:10: AM