Find the equation of a line whose: y-intercept = 2 and slope = 3.
Given, y-intercept = c = 2 and slope = m = 3.
Substituting the values of c and m in the equation y = mx + c, we get,
y = 3x + 2, which is the required equation.
Find the equation of a line whose slope = -3 and y-intercept =-1.