Respuesta :
Answer:
x=5
Step-by-step explanation:
3x+7=22
subtract 7 from both sides
3x=22-7
3x=15
divide both sides by 3
3x/3 = 15/3
x=5
Answer:
x=5
Step-by-step explanation:
3x+7=22
subtract 7 from both sides
3x=22-7
3x=15
divide both sides by 3
3x/3 = 15/3
x=5