Question

3x+4=16 ajudem mr pfvr

Answer 1

$3x+4=16$

$3x=16-4$

$3x=12$

$x= \dfrac{12}{3}$

$x=4$

Answer 2

3x + 4 = 16
3x = 16 - 4
3x = 12
x = 12/3
x = 4