Answer: b+15 = g
Step-by-step explanation:
g = girls
b= boys
t= total students
If you wanted to solve it a different way you would do this:
(b + 15) + b = t
Answer: I don't know what you meant by remainder but i hope this helps :)
Answer:
900
Might wanna double check. I rushed
(7m-2m^2n)^2
-42+144