Describe the form, strength and direction of the following scatter plot.

Find the equation of the line through the following points. Write your answer in gradient-intercept form. Show your working.

$(-1, 3)$ and $(2, -6)$

Find the equation of the line through the following points. Write your answer in gradient-intercept form. Show your working.

$(3, 2)$ and $(-5, 1)$

Find the equation of the line through the following points. Write your answer in gradient-intercept form. Show your working.

$(-1, -4)$ and $(6, -5)$

Find the equation of the line through the following points. Write your answer in gradient-intercept form. Show your working.

$(12, -9)$ and $(18, 2)$

Find the equation of the line through the following points. Write your answer in gradient-intercept form. Show your working.

$(12, 95)$ and $(20, 111)$

Find the equation of the line through the following points. Write your answer in gradient-intercept form. Show your working.

$(125, 3)$ and $(61, 10)$

Find the equation of the line of best fit in the scatter plot below-

Find the equation of the line of best fit in the scatter plot below-