Respuesta :

MiReU

[tex] \huge\boxed{\mathfrak{Answer}}[/tex]

[tex]3(x + 4) = 123 \\ 3x + 12 = 123 \\ 3x = 123 - 12 \\ 3x = 111 \\ x = \frac{111}{3} \\ x = 37[/tex]

=> The answer is 37.

Answer:

X=37

Step-by-step explanation:

3(x+4)=123

3x+12=123

3x=123-12

3x=111

3x/3 =111/3

x=37