Jawabanmu

2014-01-30T19:28:50+07:00
1/2x + 5 > 15
1/2x > 15 - 5
1/2x > 10
x > 10.2
x > 20
2014-01-30T19:28:52+07:00
1/2X + 5 > 15
1/2x +5 = 15
1/2x = 10
x = 20 
insya Allah begini jawabannya