What are the values of x in the equasion x(x-6)=4(x+6)

Suppose a pendulum is l meters long. the time, t,in seconds that it tales to swing back and forth once is given by t=2.01

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

In the geometric progression –3, 12, −48… what term is 3,072?