Question

若式子2分之x-1与3分之x-1互为相反数.则x=______过程

Answer 1

(x-1)/2=-(x-1)/3

(x-1)/2+(x-1)/3=0

(x-1)(1/2+1/3)=0

(x-1)*(5/6)=0

所以x-1=0

x=1