The slope of the line is 3 therefore we know that the line will be in the form y= 3x + c Now to find c, the y-intercept, we will substitute our set of values, (-2,6), into the equation to get- 6= 3(-2) + c =>6= -6 + c =>6+6= c =>12= c Therefore, the equation of the line is y= 3x + 12