2.15 writing inequalities.notebook

1

October 11, 2016

Writing InequalitiesAgenda

Warm-up

Notes

HW 1

Reminders

• HW 1.8 due Friday!!

• Turn in LATE WORK.

Essential Question

How do I write linear inequalities given a graph?

Measured by: 80% correct on HW

WarmUp (Tuesday)What did you do over your 4day weekend?

2.15 writing inequalities.notebook

2

October 11, 2016

2.15 writing inequalities.notebook

3

October 11, 2016

2.15 writing inequalities.notebook

4

October 11, 2016

Attachments

packet 1.7.pdf

Name: ____________________________________________________ Class Period: _____________

1.7

This packet is due THURSDAY 10/6/16http://mathrodriguez.weebly.com  HW

Lesson: Slope-Intercept Form Equations

Homework: HW 1

Lesson: Slope-Intercept Form Inequalities

Homework: HW 2

Lesson: Point-slope form equations

Homework: HW 3

Lesson: Richardson Reads/TBA

Homework: Relax :)

Lesson: NO SCHOOL!

Homework: Enjoy your long weekend :)

Warm‐Up ____________________ Final Weekly HW Grade: _____________________

Algebra 1 Packet

10/3/2016

10/4/2016

10/7/2016

Wed

nesd

ay

10/5/2016

10/6/2016

1

Monday: 1st Attempt (DO NOT ERASE) Correct Solution:

Tuesday: 1st Attempt (DO NOT ERASE) Correct Solution:

Wednesday: 1st Attempt (DO NOT ERASE) Correct Solution:

Thursday: 1st Attempt (DO NOT ERASE) Correct Solution:

Friday: 1st Attempt (DO NOT ERASE) Correct Solution:

Warm Up Expectations:

Try warm up problem(s) on your own on the “First Attempt” side.

Politely request teacher signature when complete before timer goes off.

Copy the correct work/solution in the right-hand box. Ask questions

When absent… Write the word “ABSENT” on the first attempt column for 2 points. Copy the correct solution from a shoulder partner on the correct solution column for 1 point.

Warm Up Daily Scores Guide:

3

Complete first attempt Teacher signature Completed correct

solution

2 Two of the three listed above are present

1 One of the three listed above are present

0 None of the three listed above are present

Algebra 1 Unit 3: Slope – Intercept Form Equations __________Packet 1.7___ Homework #1- Intercept Form Equations

1. What is an equation of a line with slope 23

and a y-intercept of -4?

2. Jody wrote the equation of the line graphed below as 1 2.2

y x How do you know that Jody’s

equation is incorrect?

3. What equation best represents the data in the table?

A 1 122

y x

B 1 62

y x

C 2 12y x D 2 3y x

4. Karissa earns $200 plus $25 per item she sells. a. What equation models the relationship between her pay p per week and the number of items n

she sells?

b. How much money would Karissa earn if she sells 30 items?

c. How many items should Karissa sell to make $750.00?

x y -4 10 0 12 2 13 6 15 10 17

Algebra 1 Unit 3: Slope – Intercept Form Equations __________Packet 1.7___ 5. A sailboat begins a voyage with 145 lbs. of food. The crew plans to eat a total of 15 lbs. of food per

day. a. What is the slope of the situation? What does it mean?

b. What is the y-intercept? What does it mean?

c. What is the equation of a line that represents this situation?

d. The crew plans to have 25 lbs. of food remaining when they end their voyage. How many days does the crew expect their voyage to last?

6. Which equation describes the line passing through the points (3, 0) and (0, 4)?

A 3 4y x B 4 3x y

C 3 34

y x

D 4 43

y x

Algebra I - Unit 3: Graphing Inequalities Packet 1.7

Homework #2 Graphing Inequalities Match each inequality with its graph. Check the shading on the calculator.

5. Determine which ordered pairs are solutions to the inequality (circle them):

1y x

A (0, 0) B (2, 0) C (5, 4) D (1, 3) 6. The members of a school choir had a fundraising drive last month. They sold candy bars for $2 each and cans of popcorn for $5 each. Derek sold more than $300 worth of candy and popcorn altogether. Which of the following points could not reasonably represent the number of candy bars, y, and cans of popcorn, x, sold by Derek last month?

A (30, 90) B (40, 80) C (20, 50) D (50, 40)

7. Given the graph, answer the following questions.

A. m = _________ b: ___________

B. Inequality: __________________________________

C. Solution Point: ___________ Not a solution Point: __________

D. x-intercept: _____________ y-intercept: ______________

________1. 1 22

y x

________2. 2 23

y x

________3. 2 23

y x

________4. 1 22

y x

A. B.

C. D.

Algebra I - Unit 3: Graphing Inequalities Packet 1.7

Graph each inequality. 8. y x 9. 4 16 0y 10. 2x 11. 4 2x y 12. 2 5 10x y 13. 6 2 2x y

Algebra 1 Unit 3 Point-Slope Form Equations Packet 1.7 Homework #3 Writing Equations using Point-Slope Formula

Name ___________________________________ Date ____________________ Period __________ 1. Write an equation in slope-intercept form

of a line with a slope of -3 that passes through the point (-2, 4)

3. Write an equation in point-slope form with

a slope of 3 that passes through the point (4, 5)

5. Write an equation in slope-intercept form

of a line with a slope of 0 that passes through the point (-3, 6)

2. Write an equation in slope-intercept form of a line with a slope of 2 that passes through the point (3, 8)

4. Write an equation in point-slope form of a

line with a slope of 3

4 that passes through

the point (8, -12) 6. Write an equation in point-slope form of a

line with a slope of -4 that has a y-intercept of -3

7. Which equation describes the line that goes through the point (-5, 1) and has a slope of 1?

A. 1 5y x B. 5 1y x C. 1 5( 1)y x D. 1 5y x

Algebra 1 Unit 4 Point-Slope Form Equations

-9 -8 -7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

-9

-8

-7

-6

-5

-4

-3

-2

-1

1

2

3

4

5

6

7

8

9

x

y

8. A. What is the rate of change of the function 4 4( 5)y x ? B. What is a point on the line given by the function 4 4( 5)y x ?

9. After 6 weeks of school, 53,000 sheets of computer paper are left. 4,500 sheets are used each

(per) week. Slope: m = _______________ Point: (_______, ______)

A Write an equation that represents this situation where s is the total number of sheets left and w is the number of weeks.

B How many sheets of paper did this school start with?

10. Two students used point-slope form to find an equation that describes the line with a slope of -3

and goes through the point (-5, 2). Who is incorrect? Explain the error. A

1 1( )y y m x x B.

1 1( )y y m x x

2 3( 5)y x 2 3 ( 5)y x 2 3( 5)y x 11. A Write an equation of a line in slope-intercept form of the graphed line below.

B. Write an equation of a line in point-slope form of the graphed line below.

C. Compare the two equations. How is slope-intercept and point slope form alike? Different?

1.7 agenda

warm up

8.31 Algebra Hmwk Packet

8.31 Algebra Calendar

HW 1.2

1.2 Agenda

Sheet1

bellwork

Slide 1

2

SP-Solving Multi Step Equations Day 2

SP-Solving Multi Step Inequalities

SP-Solving Multi Step Inequalities Day 2

SP-Solving Multi Step Inequalities

SP-Solving Multi Step Inequalities Day 2

NL SP_Literal_Equations

8.24 Algebra Hmwk Packet.pdf

8.24 Algebra Calendar

8.24 Hmwk Packet

HW 1- Slope Intercept Form Equations

HW 2 Graphing_Inequalities

HW 3 Point Slope Form Equations

SMART Notebook

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