Point-Slope Form
Modeling a Graph
Find the point-slope equation of the line shown in this graph:
Step 1. Identify a point and the slope.
Point: (-1,0)
Slope: 2
Step 2. Substitute the values into the formula.
y - 0 = 2(x + 1)
y = 2(x + 1)
Find the point-slope equation of the line shown in this graph:
Step 1. Identify a point and the slope.
Point: (-1,0)
Slope: 2
Step 2. Substitute the values into the formula.
y - 0 = 2(x + 1)
y = 2(x + 1)