The graph at right shows a comparison of the length of several gold chain necklaces (including the clasp) to the total mass. Homework Help ✎
Write an equation for the line of best fit.
Eyeball a line of best fit. Then estimate the slope and y-intercept of your line.
y = x + 2
Based on your equation, what would you expect to be the mass of a 26 inch chain?
Substitute 26 into your equation for x and evaluate for y.