Modeling Linear Situations with Graphs and Equations

Slides:



Advertisements
Similar presentations
Lesson 5.3- Slope Intercept Form, pg. 272
Advertisements

Substitute 3 for x and 4 for y. Simplify. Write original equation. Check whether each ordered pair is a solution of the equation. SOLUTION Which ordered.
Essential Question: How do you find the equation of a trend line?
1 Lesson Applications of Equations Applications of Equations.
Objective- To use slope and y-intercept to
How Math can Help Solve Crimes
02 – 4a Unit Rates PA Grade 7, Math Anchor M07.A-R Compute unit rates associated with ratios of fractions, including ratios of lengths, areas, and.
EXAMPLE 1 Finding Intercepts Find the intercepts of the graph of y = 1 2 x – 5.5. STEP 1 To find the x -intercept, let y = 0 and solve for x. 1 2 = y x.
© A Very Good Teacher th Grade TAKS Review 2008 Objective 2 Day 1.
Template by Bill Arcuri, WCSD Who Wants to Be a Millionaire?
Proportional and Linear Relationships
MODELING A CONTEXT FROM A GRAPH In addition to level 3.0 and above and beyond what was taught in class, the student may: - Make connection with.
Section 1.3 Linear Function. Last section we discussed average rate of change over a certain interval When a function has a constant rate of change (i.e.
3.2 Graph Linear Equations You will graph linear equations in a coordinate plane. Essential Question: How do you graph linear equations? You will learn.
Math Bellwork 12/16/13 – 12/20/13. Bellwork 12/16/13 Find the equation of the line
2.1 Functions and Their Graphs What you should learn: Goal1 Goal2 Represent relations and functions. Graph and evaluate linear functions. 2.1 Functions.
Be Rational! Clipboard Math #22 What is the value of x in the equation: x 2 = 16/25.
Slide 1 Lesson 77 Offsetting Rates CP.4 Determine the offset for non-proportional relationships involving rates or ratios and represent them with lines.
Climate Change Topic: Prehistoric Climate Change Cause of climate change: carbon dioxide emission Solution to climate change: reducing carbon dioxide emission.
1.2 Modeling Quantities Today’s Target:
-2 -5 Objective - to use slope-intercept form to write
Solve the following problems on a loose leaf piece of paper. 1.Mike’s Chinook takes off and climbs to 1356 feet above sea level. How many feet does the.
CP Math Word Problems involving inequalities. Quiz 6-4 Graph the system of inequalities: 1 2. What is a “solution” to a system of inequalities?
Warm-Up Exercises 1. Graph y = –x – 2 with domain –2, –1, 0, 1, and 2. ANSWER.
A cylindrical tank is initially filled with water to a depth of 16 feet. A valve in the bottom is opened and the water runs out. The depth, h, of the.
1 Beginning & Intermediate Algebra – Math 103 Math, Statistics & Physics.
On your white board…. 1. Mary is headed home from a friend’s house. She walks at a steady pace towards home and stops and talks to her mom in the front.
Warm Up What are the three types of graphs you will see with quadratic linear systems? Sketch them & label how many solutions. Find the solution(s) to.
Does the graph show a proportional relationship? Yes or No. HINT Next Slide Next Slide Remember that in order for a graph to be proportional, it’s points.
LINEAR SITUATION EQUATIONS MR. PETERSEN’S MATH 8 CLASS.
The Water Cycle By Julianna Morfit  Evaporation is when water heats up, turns to gas then floats up.  The water heats up by the sun. Evaporation.
Representing Proportional Relationships 8.EE.5 - GRAPH PROPORTIONAL RELATIONSHIPS, INTERPRETING THE UNIT RATE AS THE SLOPE OF THE GRAPH. COMPARE TWO DIFFERENT.
Algebra – Linear Functions By the end of this lesson you will be able to identify and calculate the following: 1. Finding the equation of a straight line.
Splash Screen. Warm-up Activity 1.A 2.B 3.C 4.D Five Minute Check 4 A.3,969 mm 2 B.252 mm 2 C.819 mm 2 D.1,984.5 mm 2 Find the area of the square. (over.
1.3 Write Expressions Objective: To be able to translate verbal phrases into expressions Warm-up: Evaluate: when x = 3 Eight students each order.
Check it out! : Constructing Functions from Graphs and Tables.
12-4 Linear Functions Course 2 Warm Up Warm Up Problem of the Day Problem of the Day Lesson Presentation Lesson Presentation.
Suggested Practice for SOL 8.1a What is the value of the expression shown?
Constant rate of change 7.4A Linear relationship 7.7A Word problems
Determine the x and y intercepts. Find the card that matches.
Proportional and Nonproportional Situations
View into the camping field
Proportional Relationships
Linear Equations and Their Forms
PUBLIC RELEASE TUESDAY
OIL BOOM MATH.
Chapter 1.9 Direct Variation.
6.6 Systems of Linear Inequalities
Opening Routine – In your Notebook
Proportional Relationships and Tables Ex: 1a
Modeling Linear Relationships
Linear Equation Situations
9 Graphs and Graphing.
Use the properties of logarithms to expand the quantity. {image}
Section 5.2 Using Intercepts.
-3 -3x -3x Objective- To identify the slope and y-intercept
3.3 Interpreting the Unit Rate of Slope
Unit 5. Day 15..
Mr. Petersen’s Math 8 Class
Section 6.3 Standard Form.
Ch.4.4 Part 2 Graphing Functions
Graphing Rates Using Ordered Pairs from Ratio Tables
Section 6.1 Slope Intercept Form.
6.4 Slope-Intercept Form of the Equation for a Linear Function
Solving Systems of Equations by Graphing
Investigation 2 Recognizing Linear Functions Words, Tables and Graphs
Objective: To use slope-intercept form to write equations of lines.
Homework Corrections (Page 1 of 5)
Check Homework.
Unit 1: Integer Review The Unfair Math Game!!!!!.
Presentation transcript:

Modeling Linear Situations with Graphs and Equations Mr. Petersen’s Math 8 Class

Credit Card Point Systems

Credit Card Point Systems You receive 3 points for every dollar you spend on your credit card Make a graph showing this relationship

Fire Sale!

Fire Sale! Run! It’s a fire! …sale You receive 30% off any purchase you make Draw a graph showing how much you spend based on every dollar the items originally were

Digging a Well

Digging a Well You are digging a well in a small village in Mexico so the people there can get fresh water Suppose that you and your friends are able to dig 6 feet into the ground each hour Draw a graph representing this situation About how long until your well is 30 feet deep?

UFOs!

UFOs! A UFO is climbing up into the sky at a rate of 10 feet each second When will the UFO reach 12 yards high? (1 yard is 3 feet)

Sitka, Alaska

Sitka, Alaska You are camping in Sitka, Alaska, and night is falling The temperature is modeled by the graph to be drawn: Write an equation showing the relationship between the temperature and time

Pet Adoption

Pet Adoption Ana Cristina is holding a pet adoption fair Every two hours, 7 pets are adopted Graph this situation How long until 27 animals are adopted?

WALKING

WALKING Where are they walking?! AAAARRRGGGHH They started walking and someone made a graph to represent it WHO MADE THAT GRAPH AAAAARRRRGGHH Turn that graph into an equation! DO IT NOW How long will it take them to walk 6 miles?