This is a picture of my work. Hope it is easy to understand.
Answer: 2.8
Step-by-step explanation:44+5x+16=74
5x+60=74
-60. -60
5x=14
Divide by 5
X=2.8
1.15×30=34.5
30×0.25=7.5
34.5-7.5=27
Given:
The diameter of a sphere is 19 cm.
To find:
The volume of the sphere.
Solution:
We have,


The volume of the sphere is

where, r is radius.
Putting
in the above formula.





Therefore, the volume of the sphere is 3592.8 sq. cm.