Slide to match
Find the y-intercept (b)
Match the solid line to the dashed line.
-505
Drag to match
Set the slope (m)
Drag the purple point to change the steepness.
Rise: {{ s2.drag_y - s2.b }}, Run: {{ s2.drag_x }} → m = {{ s2CurrentM }}
Tap to build
Construct the Equation
Look at the graph and fill in the blanks.
y =
{{ s3.selM !== null ? s3.selM : 'm' }}
x
{{ s3.selB !== null && s3.selB < 0 ? '-' : '+' }}
{{ s3.selB !== null ? Math.abs(s3.selB) : 'b' }}
Slope (m)
Y-Int (b)
Perfect match!
Tap to plot
Graph the Equation
{{ s4.msg }}
🏆
Mastered!
You've conquered the Slope-Intercept form like a pro.
y = mx + b
The Equation of a Line