Respuesta :
Answer:
6
Step-by-step explanation:
3x+1 = 7
3x+1-1 = 7-1
3x = 6
The answer is six take one on both sides then divide both the numbers by three ur x equals 2
Answer:
6
Step-by-step explanation:
3x+1 = 7
3x+1-1 = 7-1
3x = 6