We’ll first look at slope-intercept form. Remember that the slope is the rise over the run or the change in y-value over the change in x-value.

y equals slope, m, times x plus the y-intercept, b

This activity might not be viewable on your mobile device.For this interactive activity, assistance may be required.Linear Function Explorer

Use the linked activity to practice changing the slope and y-intercept. Move the sliders one at a time to change the slope or the y-intercept.

Practice as long as you need.