Jawabanmu

2014-03-10T06:21:16+07:00
Jawabannya A
uraian :
4x-3 = x+18
4x=x+21
4x-x=21
3x=21
x=7
maka nilai X/7  = 7/7 = 1
2014-03-10T10:21:01+07:00
4x-3=x+18 4x-x=18+3 3x=21 x=21/3 x=7