Given the equation of a line:
y = 3x - 6
The equation above is in slope-intercept form:
y = mx + b
Where, m is the slope and b is the y-intercept.
Compare both equations:
y = mx + b
y = 3x - 6
Thus, b = -6
Therefore, the y-intercept of the line described by the equation is -6
ANSWER:
-6