Respuesta :

MisterZeng
3x-8=13
Add 8 to both sides:
3x=21
Divide 3 to both sides:
x=7

Answer:

x = 7

Step-by-step explanation:

3x - 8 = 13,

1st, add 8 to the other side. Therefore 8 + 13 which is 21.

2nd, divide 3 from 3x and 3 from 21.

3rd you receive the answer which is 7