Respuesta :
The line of best fit is y = 140x - 35
A linear equation is given by:
y = mx + b
Where y, x are variables, m is the slope of the line and b is the y intercept.
Let y represent the height of the rock after x minutes.
Plotting using geogebra online tool, the line of best fit is y = 140x - 35
The line is a straight line with a slope of 140 and a y intercept of -35.
Find out more at: https://brainly.com/question/744918