Place values:
As each is in a different place value, when we add them neither will affect the other, meaning:

Answer: B 4.39
Answer:
y=13
Step-by-step explanation:
take the square root of both sides
sqrt(y^2)=sqrt(169)
y=13
Answer:
1.8
Step-by-step explanation:
45 divided by 25
The answer is d (i’m typing this out because my answer has to be longer than 20 characters lol)