Answers

2014-03-09T19:11:15+08:00
3x+4=5x-24
4+24=5x-3x
28=2x
   2
x=14

Checking;

3(14)+4=5(14)-24
42+4=70-24
46=46
0
2014-03-09T20:02:45+08:00
4+24 = 5x-3x
28=2x 
x=14
0