20-(x-1/2)-(x-2/2)-(x-3/4)=0
Answers
Answered by
0
-(x-1/2)-(x-1)-(x-3/4)=-20
-x+1/2-x+1-x+3/4=-20
-3x+9/4=-20
-12x+9=-80
-12x=-89
X=89/12
Similar questions