[b][color=#0000ff]Note: [/color][/b][br][br]For slope, enter an EXACT RATIO VALUE (not a rounded approximate value). [br]For x-intercept, simply enter the x-coordinate of the graph's x-intercept. [br]For y-intercept, simply enter the y-coordinate of the graph's y-intercept. [br][br]Be sure to click the "Check Graph" checkbox to check your graph (afterwards).