Starter Find the slope and y -intercept 1.) y = 3x -2.

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Presentation transcript:

Starter Find the slope and y -intercept 1.) y = 3x -2

Slope is 3 y -intercept is -2

2.)Find slope & y-int Y-intercept is 2 Slope is 2

Write an equation of the line 1.) If the slope is 5 and the y-intercept is 3 y = 5x ) If the slope is -2 and the y-intercept is 2. y = -2x + 2

Today’s Objective To be able to write an equation of a line in the slope intercept form.

Write an equation of the line 1.) If the slope is 1/3 and the y-intercept is -2. y = 1/3x -2 2.) If the slope is -3/4 and the y-intercept is 6. y = -3/4x + 6

You try these, Write an equation of the line 1.) If the slope is -3 and the y-intercept is 2. 2.) If the slope is 1/2 and the y-intercept is 0. 3.) If the slope is -1 and the y-intercept is 3/4.

Write an equation of the line 1.) If the slope is -3 and the y-intercept is 2. y = -3x ) If the slope is 1/2 and the y-intercept is 0. y = 1/2x

Write an equation of the line 3.) If the slope is -1 and the y-intercept is 3/4. y = -x + 3/4

Write an equation of the line by finding the slope and y-intercept y-intercept = 4 Slope is up 2 left 2 = -1 y = -x + 4

Write an equation of the line by finding the slope and y-intercept y-intercept = -3 Slope is up 3 right = 3 y = 3x - 3

You try this one, Write an equation of the line y-intercept = 2 Slope is up 3 left 1 = -3 y = -3x +2

You try this one, Write an equation of the line Slope is up 1 right 5 = 1/5 y = 1/5x +1 y-intercept = 1

Write an equation of the line by finding the slope and y-intercept y-intercept = 2 Slope = 0 y = 0x + 2y = 2

Write an equation of the line by finding the slope and y-intercept Slope is undefined x = 3

Write an equations of these three lines. y = 1/2x - 3 y = 1/2x + 0 y = 1/2x +2 Go to point-slope 5-6

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