Respuesta :

KAOS1
4n + 2n = 4
6n = 4
Divide by 6 both sides
n = 2/3
remember, you can do anything to an equation as long as you do it to both sides

easy
combine like terms
4n+2n=6n

we have
6n=4
divide both sides by 6
6n/6=4/6
1n=2/3
n=2/3