Answer:
The solution is
Step-by-step explanation:
To solve the differential equation, we will find 
From the given equation, y' + 5xey = 0.
That is, 
This can be written as

Then,


Then, we integrate both sides


Then,


Then,

Then,

Hence,
Answer:
4
Step-by-step explanation:
Based on your math expression:
7-15 = -8
-2*(-8) = 16
16 / 4 = 4
Answer:
X = 45
Step-by-step explanation:
90 + X + A = 180 (angles of a triangle sum to 180)
90 + X + 45 = 180
X = 45
Answer:
bro this makes no sense, I almost lost a brain cell
It is decay
the decrease percentage is 50%