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math 1 warm up in the practice workbook… practice 6-2 (p. 72) #3, 5,21, 25, and 36

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Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

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Page 1: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Math 1 Warm Up

In the Practice Workbook…

Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Page 2: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Writing Equations in Standard Form

REMINDER: Linear Equations in Standard Form

Important Facts:a. ________________________________________ b. ________________________________________ ________________________________________

Page 3: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

ExamplesWrite the given linear equations in standard form.1. 62 xy

Page 4: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.2. 75 yx

Page 5: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.3.

Page 6: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Using Intercepts

Page 7: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Warm-Up 11/29/2012Write the following equations in standard form:1. 2.

3. 4.

115 xy 47

3 yx

24

1

3

2 yx

8

3

6

5 yx

Page 8: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

key termsY-intercept: __________________________________________________________________________________________

X-intercept: __________________________________________________________________________________________

Page 9: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Find the x- and y-intercepts for each graph below.

x-intercept:

y-intercept:

x-intercept:

y-intercept:

Page 10: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Standard Form

Page 11: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Finding intercepts when given an equation.

Step 1:

Step 2:

Step 3:

Step 4:

Page 12: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

5x – 2y = 10

X-intercept Y-intercept

Page 13: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

5x – 2y = 10

Page 14: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

y = -x + 4

X-intercept Y-intercept

Page 15: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

y = -x + 4

Page 16: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

y = ⅓x - 2

X-intercept Y-intercept

Page 17: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

y = ⅓x - 2

Page 18: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Try it: Find the x- and y-intercepts on the graph below.

x-intercept: y-intercept:

Page 19: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Try it: -3x + 5y = 30

X-intercept Y-intercept

Page 20: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

-3x + 5y = 30

Page 21: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Try it: -3x – 7y = 21

X-intercept Y-intercept

Page 22: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

-3x – 7y = 21

Page 23: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Try it: 4y = 3x - 12

X-intercept Y-intercept

Page 24: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

4y = 3x - 12

Page 25: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Word Problem

Trish can run the 200 m dash in 25 seconds. The function f(x) = 200 – 8xgives the distance remaining to be run after x seconds. Graph this function and find the intercepts. What does each intercept represent?

x 00 5 10 20 25

f(x)= 200-8x 200 160 120 40 0

Page 26: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Find the intercepts and graph the line¼x = 2 - ⅓y

Page 27: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.4.

Page 28: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.5.

Page 29: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.6.

Page 30: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.7.

Page 31: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.8.

Page 32: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.9.

Page 33: Math 1 Warm Up In the Practice Workbook… Practice 6-2 (p. 72) #3, 5,21, 25, and 36

Write the given linear equations in standard form.10.


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