X + 4 = 19 -2x
3x = 15
x=5
5 is the number
Answer:

Step-by-step explanation:
Given that,
Radius of a paint can, r = 4 inches
Height of a paint can, h = 15 inches
We need to find the volume of the paint can. We know that the shape of a paint can is in the form of cylinder such that the volume of cylinder is given by :

Substituting all the values we get

So, the volume of the paint can is 753.6 cubic inches.
Answer:The answer is 100-25pi
Step-by-step explanation:
quarter circles = full circle
Full circle area = pie r2
Square area = s2
In this case, the side of the square is twice the radius of the circle
The question is going to be y=108