Find the Intercepts
Find the Slope
Direct Variation
Slope-Intercept Form
Miscellaneous
100
5x - 2y = 10
What is x = 2 and y = -5?
100

(5, 7) and (3, 6)

What is 1/2?

100

Find k when y = 10 and x = 2.

What is 5?

100

Write an equation in slope-intercept form when slope = 3 and the y-intercept is 2

What is y = 3x + 2?

100

Write in standard form: y = -8x - 3

What is 8x + y = -3?

200

3x - 7y = 21

What is x = 7 and y = -3?

200

(2, 5) and (8, 1)

What is -2/3?

200
y = 4/5 x
What is 4/5?
200
Write in slope-intercept form: slope = 1/4; y-intercept = -6
What is y = 1/4 x - 6?
200
Write in slope-intercept form: 5x + 3y = 15
What is y = 5/3 x + 5?
300

4x - 2y = 20

What is x = 5 and y = -10?

300

y = -3x - 2

What is -3?

300
Find k. (-3, 9)
What is -3?
300
Identify the slope: y = -5/2 x - 3/4
What is -5/2?
300
Write an equation in slope-intercept form for the line with the given slope that contains the given point. slope = -6; (9, 3)
What is y = -6x + 57?
400

4x + y = 8

What is x = 2 and y = 8?

400

4x + y = 7

What is -4?

400
Write a direct variation equation if k = 4.
What is y = 4x?
400
Identify the y-intercept: y = 3/4 - 2
What is -2?
400
Write an equation in slope-intercept form for the line with the given slope and containing the given point. slope = 1/4; (8, 10)
What is y = 1/4 x -8?
500

1/3 x - 1/4 y = 2

What is x = 6 and y = -8?

500

-6x + 3y = 9

What is 2?

500
The value of y varies directly with x and y = 8 when x = 2. Find y when x = 7
What is 28?
500
Write in slope-intercept form: slope = 2; (3, 5)
What is y = 2x -1?
500
If two lines are parallel (never will intersect), what do you think would be true about their slopes?
What is the slopes would have to be the same for the two to never intersect?
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