Respuesta :

5x-4=2x+8
+ 4          +4    Add 4 to both sides
5x=2x+12
-2x       -2x     Subtract 2x from both sides
3x=12
/3     /3           Divide by 3 on both sides
x=4
5x - 4 =2x +8
First you would subtract 2x on both sides
3x-4=8
Then add 4 on both sides
3x=12
Then divide by 3 on both sides
X=4