Algebra 1 Companion Book, Vol 1 – Summer Edition

5.1.4 The Slope Formula - Worksheet

Example 1:

Find the slope of the line that contains each pair of points.

1. (3, 6) and (6, 9)

2. (2, 7) and (4, 4)

3. ( − 1, − 5) and ( − 9, − l)

Example 2:

Each graph or table shows a linear relationship. Find the slope.

4.

5.

x y 0 25 2 45 4 65 6 85

y

(4, 2)

2

x

0

2

4

(–2, –1)

–2

Example 3:

Find the slope of each line. Then tell what the slope represents.

6.

7.

Peanut Butter

Total Pay

(4860, 9)

4 2 1 3 5 6 7 8 9

100 120 140 160 180

(12, 160)

80 40 20 60

(4, 80)

(1620, 3)

0

0

2000 4000

2 4 6 8 10 12

Peanuts

Time worked (h)

Example 4:

Find the slope of the line described by each equation.

8. 8 x + 2 y = 96

9. 5 x = 90 − 9 y

10. 5 y = 160 + 9 x

257

Made with FlippingBook Digital Publishing Software