Answer:
2
Step-by-step explanation:
2Y = 10
10 - 6 = 4
x = 2
4/2 = 2
the answer should be A because the sea level has rised
Answer:
10
Step-by-step explanation:
first you need to find the prime factors of the three numbers
ex:
prime factor of 18= 
prime of 24=
there is one 2 and one 3 in common
greatest common multiple 2*3=6
so the greatest common multiple is ten because it is the only one that can divide between all three evenly.

so 10 is your answer
Answer:
n= 11 & n = 13 is the answer
Answer:
-17
Step-by-step explanation:
3 + 4(-5)
= 3-20
= -17
Hope this helps!