Respuesta :
Answer:
-9
Step-by-step explanation:
7+2n=-11
subtract 7 from 7 and -11
2n=-18
then divide 2 to both sides
and you get -9
Answer:
-9
Step-by-step explanation:
7+2n=-11
subtract 7 from 7 and -11
2n=-18
then divide 2 to both sides
and you get -9