Writing Equations from Graphs

Writing an equation from a graph

Find the y-intercept and slope of the graph to write an equation in slope intercept form.

Locate the

y-intercept on the graph

What is the y-intercept?

Poll

What is the y-intercept?

• (-4,0)

• (0,-2)

• (0,0)

Find the slope of the graph.

Map the slope of the graph

Poll

What is the slope of the graph?

• $$\frac{1}{2}$$

• $$-\frac{1}{2}$$

• $$\frac{2}{1}$$

Write the equation of the linear function

y=mx+b

Open Ended

Write the equation that describes the linear function

Multiple Choice

Write an equation that describes the linear function

• $$6x+4y=10$$

• $$y=\frac{1}{2}x-4$$

• $$y=-\frac{2}{3}x+4$$

Multiple Choice

Write an equation in slope intercept form that describes this linear function.

• $$3x-2y=2$$

• $$y=-\frac{2}{3}x-2$$

• $$y=\frac{2}{3}x+2$$