Respuesta :
Answer:
X=30
Step-by-step explanation:
First do the inverse which is 9 add 21 which is 30
Then u do 30-9 which equals 21 to clarify the answer
Answer:
X=30
Step-by-step explanation:
First do the inverse which is 9 add 21 which is 30
Then u do 30-9 which equals 21 to clarify the answer