Section 1.3 Modeling with Linear Equations I can write and use math models to solve real-life problems. 1.3 day 1 HW: 1.3 worksheet Friday: 1.3 additional.

Slides:



Advertisements
Similar presentations
Section 1.3 Modeling with Linear Equations. 1.A problem will appear on the screen. 2.Use discussion in your group and paper to solve the problem. 3.You.
Advertisements

Applications of Systems of Linear Equations Example 1: Steve invested $12,000 for one year in two different accounts, one at 3.5% and the other at 4%.
Using the Conversion Factor
Linear Equations Application Exercises Accelerated Math 1010/ 1050.
Section 7.6: More Applications of Quadratic Equations.
Chapter 2: Equations and Inequalities 2.3: Applications of Equations
1 Math Questions. 2 Length x Width x Water Depth = cubic feet.
SWBAT… Write lines in slope-intercept form Monday, 1/11/09
1.5 Use Problem Solving Strategies and Models Word Problems, YAY!
Math Minutes - Monday 2.Which of the following does not lie on the line y = 3x – 2? A.(0, -2) B.(1, 1) C.(-1, 5) D.(2, 4) 1.
40th Annual Lee Webb Math Field Day MARCH 12, 2011 Junior Varsity Math Bowl.
Math Week of Jan 5 th -core/grade-7/7_G- geometry/A/1/scale-map-distance- example.
1.3 Modeling with Linear Equations
Warm Up – Evaluate: 1)If a = -1, b = 2 and c = 0 evaluate 3a – b 2 + 5c 2)If x = 7, y = 3, and z = -4 evaluate x(3y + z) 5.
Solving systems of linear equations. Get 7.1B and a piece of graph paper Get out 6.4 so I can check it for group points. Copy the below information onto.
Weekly Workout Solve: Simplify Solve: Simplify #1 #2 #3 #4 #5 #6 #7 Solve #8.
Quadratic Relations and Functions
Simplify.  1.) 5(7x – 12)  2.) (–3 – 4p)(3)  3.) 4 - 2(–6y + 2)
Chapter 2 Equations and Inequalities
Make sure you know the day and time of the final exam for this section of Math 110: Day: ______ Date:______ Time: ______ to _______ All Math 110 finals.
Graphing and Writing Equations of Lines Worksheet
Find the slope of the line through each pair of points.
Wednesday, November 20th SparkplugAgenda Make game board Unit 3 Review Game Tyriese has blueprints for his future mansion. The scale for the blueprints.
Convert Unit ____ Section 1.3 and intro to 1.4 (Proportions)
5 Minute Check Simplify
Section 7.4   Applications of Quadratic Equations.
Fractions Decimals,& Percent Capacity, Surface Area, and Volume Expressions, Equations, and Inequalities GeometryDouble Jeopardy
Math February 16, Tuesday: Bell Work *show work Use notebook paper and create the bell work grid Use notebook paper and create the bell work grid.
COLLEGE ENTRY EXAM AVID: MATH ASSESSMENT PRACTICE.
Click to Begin Click to Begin. Solving Two Step Two Step Equations Using Formulas Using Formulas Simplifying Algebraic Expressions Solving One Step One.
AlgebraDataNumbersSlopeGeometry??????
Copyright © 2011 Pearson Education, Inc. Rational Expressions and Equations CHAPTER 7.1Simplifying Rational Expressions 7.2Multiplying and Dividing Rational.
Section 4.4 Problem Solving Using Systems of Equations.
Using the Conversion Factor
Algebra II 1.1: Apply Properties of Real Numbers Summer Packets: Due Friday. Quiz : next week Wednesday, 9/18 Sophomores: NWEA testing: this Friday.
Warmups A tree casts a shadow 8 feet long. At the same time, a flagpole 10 feet tall casts a shadow 15 feet long. How tall is the tree? Find I, if p.
Writing Linear Equations Graphing Linear Equations Solving Linear Equations Properties of Real Numbers Equations and Functions $500 $400 $300 $200 $100.
1.3 Mathematical Modeling. Mathematical Modeling The process of translating phrases or sentences to algebraic expressions or equations Steps 1- Draw a.
Modeling with Linear Equations Introduction to Problem Solving.
This Weeks Agenda Monday – Test Review Tuesday – Test 2 Wednesday – Test Review, Organize Notebooks Thursday and Friday – Similar Figures.
Chapter 1 – Tools of Algebra
Warm Up 1.Put the following numbers in order from least to greatest. 2.Solve and graph the following inequality: -8 < -4x + 12 < 40 3.Write an equation.
1. If sin  = 5/12, then find cos (90 –  ). (Hint draw a picture, label it, then simplify your fraction answer.) 2. If tan  = 3/7, then find tan (90.
2.1 Using Problem Solving Strategies and Models Math Midterm: March 11.
Welcome to Math 8 with Mrs. New! Monday, September 28 Week of Sept 28 to Oct 2 To-Do Before Class Starts: #1 Complete Monday’s Daily Warm-Up. #2 Have notes.
Bell Work Please complete on your math notes. You have 7 minutes to complete. Solve each equation. 1) -56 = 7y 2) x/12 = 48/9 3) 5w = ) Write an.
 You can use weighted averages to solve uniform motion problems when the objects you are considering are moving at constant rates or speeds.
TUESDAY, APRIL 22 ND 10.1 Pan-Balance Problems. What is a pan balance? What is an algebraic expression? A pan balance allows numeric or algebraic expressions.
4.5: Do Now: Review 4.3/4.4. The area of a rectangle with length = 3x + 1 and width = 2x + 1 is 22. Write and solve an equation to find the dimension of.
FRACTION MULTIPLICATION AND THE PRODUCTS OF DECIMALS Lesson
Review of solving Proportions.
Percent Proportions & Equations.
PERIMETER AND SOLUTION PROBLEMS ASSIGNMENT. 1. What is the perimeter of the below shape? 10 – 5n 12n+2 15n - 5.
Solving Equations. Solve: 1-Step Equations Addition & Subtraction r + 16 = -7u – 23 = 21.
Bell Work: Olivya is 6 feet 2 inches tall. How many inches tall is Olivya?
WARM UP ROUNDING Round to the nearest whole dollar. (Skills Review) 1.$ $ $4, $14, $ $ $ $12,
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.
Chapter 5 Section 4. EXAMPLE 1 Find a common monomial factor Factor the polynomial completely. a. x 3 + 2x 2 – 15x Factor common monomial. = x(x + 5)(x.
MATH 8 CHAPTER 5 TEST REVIEW RATIONAL NUMBERS AND EQUATIONS.
6th Grade Math CRCT Week March Madness.
HW: Worksheet Aim: How do we solve fractional equation?
Test 11 Review.
2.2: Solving Equations Through Various Methods
Solving Rational Equations
Solve Linear Systems by Adding or Subtracting
Warm-up Solve for y: Solve for a:.
Decimals Fractions Geometry/ Measurement Patterns/ Equations Potpourri
Presentation transcript:

Section 1.3 Modeling with Linear Equations I can write and use math models to solve real-life problems. 1.3 day 1 HW: 1.3 worksheet Friday: 1.3 additional practice Monday: Review 1.2 and 1.3 Tuesday: additional day of review Wednesday: Quest

1.A problem will appear on the screen. 2.Use discussion in your group and paper to solve the problem. 3.You have three minutes maximum to solve the problem. 4.When you have your answer, write it down on the white board and hold it up so the teacher can see. 5.First group to get a correct answer gets three points. 6.Second group to get a correct answer gets two points. 7.Any other group who gets a correct answer gets one point. 8.ONLY ONE ANSWER MAY BE SUBMITTED PER QUESTION. 9.The group with the most points at 11:55am gets 5 points extra credit per person, second place 4 points per person, etc.

The sum of three consecutive numbers is 804. Find the numbers.

70 is 40% of what number?

Your paycheck is 15% less than your coworkers. Your two paychecks total $ Find the amount of YOUR paycheck.

A picture frame has a total perimeter of 48.6 inches. The height of the frame is 0.62 times its width. Find the height (h) and the width (w) of the frame. Note, your answer should look like h = ___ and w = ___

Two cars start at a given point and travel in the same direction at average speeds of 40 mph and 55 mph. How many MINUTES elapse before the two cars are five miles apart?

A LWN bus driver traveled at an average speed of 55 mph on a 200 miles trip to U of I to pick up students. Since I-57 was closed on the way back, he could only average 40 mph on the return trip. Find the average speed for the round trip. Round your answer to the nearest whole number.

To obtain the height of a tree, you measure the tree’s shadow and find that it is 8 feet long. You also measure the shadow of a 2 foot lamp post and find that it is 9 INCHES long. How many feet tall is the tree?

An apple store has $20,000 of inventory in ipods and iphones. The profit on an ipod is 25% and the profit on an iphone is 17%. The profit for the entire inventory is 20%. How much money was originally invested in each? Your answer should read Ipods - $_________ Iphones $___________

Simplify the expression below

A rectangular kiddie pool is 12 feet long, 3 feet deep, and 3 feet wide. If 1 gallon = cubic foot, find the depth of the water when the pool contains 70 gallons of water. Round your answer to TWO DECIMAL PLACES.

Solve the equation below for b, writing your answer as a single simplified fraction:

Solve the equation below for r, writing your answer as a single simplified fraction:

Section 1.3 Modeling with Linear Equations 1.3 day 1 HW: 1.3 worksheet Friday: 1.3 additional practice Monday: Review 1.2 and 1.3 Tuesday: additional day of review Wednesday: Quest I can write and use math models to solve real-life problems.