Berapa nilai x dari2(x+3) = 5x-3

2(x+3) =5x-3
2x+6 = 5x -3
6+3 = 5x-2x 
9 = 3x
x = 9/3 
x = 3

Udah dicoba belum? 🙂

2x+6=5x-3
3x=9
x=3