Respuesta :

7493

Answer:

X=4

Step-by-step explanation:

3x+8=20

3x=20-8=12

X=12/3=4.

X=4

I hope it helps.

Answer:

x=4

Step-by-step explanation:

3x+8=20

3x=20-8

3x=12

x=12÷3

x=4