4-1 Part 2 Putting Equations in Slope-Intercept Form Notes #_ //.

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Presentation transcript:

4-1 Part 2 Putting Equations in Slope-Intercept Form Notes #_____ ____/____/____

What is Slope-Intercept Form? Equation: m: slope b: y – intercept (where the graph touches the y-axis!) y=mx+b (0,b) x y

Steps… 1.Is it in slope intercept form? – If not, then make it that way ( y=mx+b ) 2.Identify the y-intercept (b) 3.Identify the slope (m) 4.Graph the y-intercept – Always on the y-axis 5.Use the slope to find the next point

Write an equation in slope intercept form for the line with … E1 slope of ¼ and a y-intercept of 1. E2 slope of -½ and a y-intercept of -3.

Rewrite the equation in slope intercept form. Then Identify the slope and the y-intercept. E1 4y = 3x - 8 E2 x + y = 4

Rewrite the equation in slope intercept form. Then Identify the slope and the y-intercept. E3 3x + 2y = 6 E4 5x – 4y = 8

Steps… 1.Is it in slope intercept form? – If not, then make it that way ( y=mx+b ) 2.Identify the y-intercept (b) 3.Identify the slope (m) 4.Graph the y-intercept – Always on the y-axis 5.Use the slope to find the next point

WS 4-1 Part 2