Science:Math Exam Resources/Courses/MATH104/December 2015/Question 08 (a)/Hint 2

Recall that the 'slope-point form' of the equation of a line is $y-y_{0}=m(x-x_{0}),$ where $(x_{0},y_{0})$ is a point on the line and $m$ is its slope/rate of change. How might you adapt this for the problem above?