Respuesta :
Answer:
x=9
Step-by-step explanation:
3x-7=7+13
3x-7=20
3x=27
27/3
x=9
Answer:
X=9
Step-by-step explanation:
3x-7=7+20
3–7=20
3x=20+7
3x=27
x=9
Answer:
x=9
Step-by-step explanation:
3x-7=7+13
3x-7=20
3x=27
27/3
x=9
Answer:
X=9
Step-by-step explanation:
3x-7=7+20
3–7=20
3x=20+7
3x=27
x=9