The distance vs. time graph of a car moving at constant speed should be a straight line. Why do the data points in the graph plotted from observing the motion not fall right on the line?

a. is correct

the answer is c: divide the arc's degree measure by 360°, then multiply by the circumference of the circle.

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.