A ball on a pendulum moves 30 cm on its first swing. Each succeeding swing it moves 0.5 the distance of the previous swing. What is the total distance that the ball moves before coming to the rest ?

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.