Nathan B. answered 05/01/15
Tutor
5
(20)
Elementary and Algebraic skilled
Parallel lines mean that the slope remains the same. We also have a point given to us. We can easily use the slope-intercept formula for this problem as the point we're given is the y-intercept (x is 0), thus:
y = mx + b
m = slope (3)
b = the y-intercept (3)
y = 3x + 3