Question: What value of "x" makes the equation below true?
-15 + (-5x) = 0

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

What is the value of x? assume that the line is tangent to the circle.

The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.