9th Grade Foundations of Algebra - Wichita USD 259...C03_SP_M02_T02.indd 46 04/04/17 5:41 PM LINEAR RELATIONSHIPS: Skills Practice • 47 Topic 2 LINEAR RELATIONSHIPS PAGE 47 Name

9th Grade Foundations of

Algebra

Week of:

MAY 11TH WICHITA PUBLIC SCHOOLS

9th, 10th, 11th and 12th Grades

Your child should spend up to 90 minutes over the course of each day on this packet. Consider other family-friendly activities during the day such as:

Learn how to do laundry.

Wash the laundry, fold and put the laundry away.

Create a cartoon image of your family.

Make a bucket list of things to do after the

quarantine is over with your family.

Look up riddles to solve with someone

in your family.

Mindful Minute: Write down what a typical day was like pre-quarantine and during quarantine.

How have things changed?

Do a random act of kindness for someone in

your house.

Teach someone in your family to play one of your

video games.

Put together a puzzle with your family.

*All activities are optional. Parents/Guardians please practice responsibility, safety, and supervision.

For students with an Individualized Education Program (IEP) who need additional support, Parents/Guardians can refer to the Specialized Instruction and Supports webpage,

contact their child’s IEP manager, and/or speak to the special education provider when you are contacted by them. Contact the IEP manager by emailing them directly or by contacting the school.

The Specialized Instruction and Supports webpage can be accessed by clicking HERE or by navigating in a web browser to https://www.usd259.org/Page/17540

WICHITA PUBLIC SCHOOLS CONTINUOUS LEARNING HOTLINE AVAILABLE

316-973-4443 MARCH 30 – MAY 21, 2020

MONDAY – FRIDAY 11:00 AM – 1:00 PM ONLY

For Multilingual Education Services (MES) support,

please call (316) 866-8000 (Spanish and Proprio) or (316) 866-8003 (Vietnamese).

The Wichita Public Schools does not discriminate on the basis of race, color, national origin, religion, sex, gender identity, sexual orientation, disability, age, veteran status or other legally protected classifications in its programs and activities.

LINEAR RELATIONSHIPS: Skills Practice • 41

Topic 2

LINEAR RELATIONSHIPS

PAGE 41

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13. Your class is going to see a special exhibition on reptiles at the science museum. The ticket service company bills your school $13 per student plus a $9.95 service fee.

x

y

a. Write an equation that represents the total cost given a certain number of students.

b. Graph the equation.

c. Identify the slope and y-intercept of the graph. Explain what each means in terms of the situation.

14. Your school has a food festival each spring. They charge a $6 entrance fee and one $0.75 ticket for each item you taste.

x

y

a. Write an equation that represents the total cost given a certain number of items tasted.



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42 • MODULE 2: Developing Function Foundations

PAGE 42

15. Lamar likes to photograph things in nature. He has just completed a collection of 34 plant photos. His next task is to find and photograph bugs. He sets out to take 5 bug photos each day.

x

y

a. Write an equation that represents the number of nature photos taken given a certain number of days.



16. The are currently about 105 male wolves in Yellowstone Park. During birthing season, the average number of male offspring that are added to the population is about 0.51 times the number of wolves that will give birth.

x

y

a. Write an equation that represents the population of male wolves given a certain number of wolves giving birth.



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17. A polar bear weighed 0.5 kilogram at birth. Following its birth it gained 0.4 kilogram each week.

x

y

a. Write an equation that represents the weight in kilograms of the polar bear given a certain number of weeks.



18. Frank runs a business making curtains. For each job, he charges a $30 service fee for measuring and installing the curtains, and $9 per square foot of material needed.

x

y

a. Write an equation that represents the total Frank charges given a certain amount of material.



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19. In the early days of baseball, pitchers used only a few balls each game, but now pitchers change balls much more frequently. Every major league baseball game starts with 140 new baseballs. Every inning, an average of 9 baseballs is used.

x

y

a. Write an equation that represents the number of new baseballs remaining given a certain number of innings.



20. In order to maintain good health, it is recommended that girls from 14 to 18 years of age consume 9.1 grams of magnesium every 30 days. A 15-year-old girl has been consuming 0.31 grams of magnesium every day.

x

y

a. Write an equation that represents the amount remaining to consume given a certain number of days.



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III. Graphing Linear EquationsA. Use the slope and y-intercept to graph each equation.

1. Graph the equation y 5 23x 2 6.

x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2

a. Determine the y-intercept by substituting 0 for x.

b. Use the slope to determine another point on the line. Write the coordinates of the point.

c. Draw a line to graph the equation.


x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2




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3. Graph the equation y 5 x 1 4.

x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2





x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2




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x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2





x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2




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x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2





x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2




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x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2





x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2




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x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2





x

–2–4–6 2 64 8–8

y

0

–4

–6

–2

–8

6

4

8

2




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Algebra Support for Specialized Instruction

Monday: 13-16 Tuesday 17-20 Wednesday 1-4 Thursday 5-8 Friday 9-12

y= 13x + 9.95

y= .75x + 6

Y = 2(0) + 5

y=

Documents

9th Grade Foundations of Algebra - Wichita USD 259...C03_SP_M02_T02.indd 46 04/04/17 5:41 PM LINEAR RELATIONSHIPS: Skills Practice • 47 Topic 2 LINEAR RELATIONSHIPS PAGE 47 Name