Point Slope Form

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Slope-Intercept Form y = mx + b Directions: Write the equation of the line described below. 1.

m = –3

b=2

6.

Slope = –5

y-intercept = ¼

2.

m=1

b = –1

7.

Slope = –2

y-intercept = 7

3.

m=0

b=6

8.

Slope = 3

y-intercept = –4

4.

m = 10

b=0

9.

Slope = ¼

y-intercept = –½

5.

m=½

b = –4

10. Slope = –9

y-intercept = –7

Point-Slope Form y – y1 = m(x – x1) Directions: Write the equation of the line that passes through the give point and has the given slope. 1.

(–1, –3), m = 4

6.

(–3, 4), slope = 6

2.

(–6, 2), m = –5

7.

(12, 2), slope = –7

3.

(–10, 0), m = 2

8.

(8, –1), slope = 0

4.

(–8, –2), m = 3

9.

(5, –12), slope = –11

5.

(–4, 3), m = –6

10. (–1, 1), slope = –½

Directions: Write the equation of the line that is parallel to the given line and passes through the given point. 1. y = 2x – 11, (3, 4)

2. y = ¼ x + 4, (–4, –4)

3. y = 5x + 6, (–2, 7)

4. y = –9x – 3, (0, 5)

5. y = –½ x – 6, (8, –1)

Directions: Write the equation of the line that is perpendicular to the given line and passes through the given point. 6. y = 2x – 11, (3, 4)

7. y = ¼ x + 4, (–4, –4)

8. y = 5x + 6, (–2, 7)

9. y = –9x – 3, (0, 5)

10. y = –½ x – 6, (8, –1)