Choose all the important facts about the y-intercept. (multiple select - more than one answer is correct) The y-intercept tells you where your line crosses the y-axis. At the y-intercept, the y value is ALWAYS 0.
At the y-intercept, the x value is ALWAYS 0.
The y-intercept is the constant in y = mx + b
The y-intercept tells you where the line crosses the y-axis. The "b" stands for "begins," since our first point we plot is always the y-intercept.