Answer:
m=1
Step-by-step explanation:
2m+7=9
subtract 7 on both sides
2m=2
divide 2 on both sides
m=1
hope it helped
Answer:
3
Step-by-step explanation:
Answer:

Step-by-step explanation:
×
= 
(
)² =
= 
You would put 9 times v because you are multiplying it to the 9 and you do not know what v is then you would divide it by 3 and get your answer so for example if you should have gotten 9 times v = 72 then 72 divided by 3 = 24 and 24 divided by 3 = 8