Jawabanmu

2014-06-05T05:44:33+07:00
3x + 8 = 5x - 4
3x - 5x = -4 - 8
-2x = -12
x = -12/-2
x = 6
jadi x-1
= 6-1
=5
2014-06-05T05:46:00+07:00
3x-5x = -4-8
-2x = -12
x=6
x di kurangi 1 = 6-1 =5