Solving Proportions Ch. 2.7

Slides:



Advertisements
Similar presentations
Solving Equations = 4x – 5(6x – 10) -132 = 4x – 30x = -26x = -26x 7 = x.
Advertisements

Writing and Solving Proportions. Proportions Proportion is an equation stating that two ratios are equivalent. Proportional are two quantities that form.
TODAY IN ALGEBRA…  Warm Up: Review Cross Multiplication  Learning Goal: 3.6 You will solve proportions using cross products  Independent Practice.
How to solve using cross multiplication Created by: Brittany and Andrea.
Trig – 4/21/2017 Simplify. 312 Homework: p382 VC, 1-8, odds
Exponents Properties. Warm Up Solve the following equations: 3 = 3x + 1 6x + 7 = 61 5a – 34 = -9.
6.6 – Solving Exponential Equations Using Common Logarithms. Objective: TSW solve exponential equations and use the change of base formula.
Bell Quiz.
CHAPTER 1.4, DATE_______. DIRECT VARIATION 1. Line through the origin 2. y varies directly as x (as x changes so will y at a constant rate, k) y = kx.
2.6 Formulas A literal equation – an equation involving two or more variables. Formulas are special types of literal equations. To transform a literal.
Solving quadratic equations by graphing. X Y I x² - 2x = 3 You have to rewrite the equation to find the vertex before you can graph this function Use.
When two pairs of numbers such as (3, 2 and 6, 4) have the same ratio, we say that they are proportional. The equation states that the pairs 3, 2 and 6,
5.5Logarithms Objectives: I will be able to…  Rewrite equations between exponential and logarithmic forms  Evaluate logarithms  Solve logarithms.
Do Now (7.4 Practice): Graph. Determine domain and range.
9.1 Notes Geometric Mean. 9.1 Notes Arithmetic mean is another term that means the same thing as average. The second do now question could have been,
6.1.1 RATIOS, PROPORTIONS, AND THE GEOMETRIC MEAN Chapter 6: Similarity.
Variation and Proportion Direct Proportion. The formula for direct variation can be written as y=kx where k is called the constant of variation.   The.
Solving Absolute Value Equations. Warm Up With a partner find the absolute value of the following:
Warm Up #4 1. Write 15x2 + 6x = 14x2 – 12 in standard form. ANSWER
QUADRATIC FUNCTIONS AND EQUATIONS Ch. 4.5 Quadratic Equations EQ: HOW CAN YOU SOLVE A QUADRATIC EQUATION BY FACTORING? I WILL SOLVE A QUADRATIC EQUATION.
Practice 2.2 Solving Two Step Equations.
5.5 Double Angle Formulas I. Double Angle Formulas. A) B) C)
Warm-Up: Solve each equation. Essential Question  How do I use the quadratic formula?
1.4 Solving Equations Honors Algebra II Goals: ~Solving Equations ~Solving Word Problems with Equations.
Title: ch. 6 Algebra: quadratic equations. Learning Objective: WALT solve quadratic equations by using the quadratic formula. p.143.
QUADRATIC FUNCTIONS AND EQUATIONS Ch. 4.7 The Quadratic Formula EQ: HOW CAN YOU SOLVE QUADRATIC EQUATIONS BY USING THE QUADRATIC FORMULA? I WILL SOLVE.
All you need on your desk… A pencil and your integers graphic organizer.
February 29, 2016 What are we doing today? Chapter 5 – Ratios and Proportions Practice 5.2 and In Journal (Pg. 92 and 98) Due: Tomorrow Target To.
Solving Equations Chapter 2 Part 1. Essential Questions What kinds of relationships can proportions represent? Can equations that appear to be different.
Order of operations and evaluating expressions
Solving one-step equations
How to Write an Equation of a Line Given TWO points
The Distributive Property
Solving Literal Equations
Name: _____________________________
Solving Linear Equations and Inequalities
Finding a Percent of a Number
A proportion is an equation that states two ratios are equal
Algebra Bell-work 9/1/17 1.) 3x – 3 – x = 2x – 3 2.) 3x – 7 = 3x + 5
Solving multi-step inequalities
Warm Up.
Bell Ringer 1. What is the Rational Root Theorem
2-7 Solving Proportions.
Finding a Percent of a Number
Variation and Proportion
5.6 – The Quadratic Formula And Ch 5 Review
Do Now Solve for y: 4y + 2x = 7 3x - 2y = 12 y = 2x + 3 Solve for x:
Lesson 3.1 How do you solve one-step equations using subtraction, addition, division, and multiplication? Solve one-step equations by using inverse operations.
Properties of Logarithmic Functions
Finding a Percent of a Number
Algebra /19-20/16 EQ: How do I solve Multi-Step Equations?
Proportions and Scale Factors
Bell Ringer 12/6/18 1. What is the restriction on rational expressions which results in extraneous solutions? 2. When solving equations with fractions,
Literal Equations and Formulas
Variation and Proportion
4.2 Literal Equations Date: 11/09/18
Algebra 2 10/19/16 EQ: How do I complete the square to solve for x
Lesson 3.8 Rewrite Equations and Formulas
bell ringer How do you “convert”?
Academy Algebra II 14.7: (PC 5.5): Multiple-Angle and Product-Sum
Advanced Chapter One Equations
9 Write the agenda Start your warm-up Warm-up 1.
12.3 Solving Radical Equations
Solving Multi Step Equations
Solving Multi Step Equations
Rewriting Equations Equivalent Equations.
PROPORTIONS.
Ch. 2 Vocabulary 12.)Proportion 13.) Cross products (of proportion)
Variation and Proportion
Bell Work Solve and Check x = y – 5.6 = 34.2 x = -68
Presentation transcript:

Solving Proportions Ch. 2.7 EQ: How do you solve and apply proportions? I will solve and apply proportions?

Bell Work Solve the following equation for x. 6x – 4y = 16 EQ: How do you solve and apply proportions? I will solve and apply proportions?

Literal Equations Continued (2.5) EQ: How do you solve and apply proportions? I will solve and apply proportions?

Solving a proportion using the multiplication property (3.6) EQ: How do you solve and apply proportions? I will solve and apply proportions?

Solving a proportion using the multiplication property EQ: How do you solve and apply proportions? I will solve and apply proportions?

Solving a proportion using the cross products property EQ: How do you solve and apply proportions? I will solve and apply proportions?

Solving a Multi-Step Proportion

Solving a Multi-Step Proportion

HW: p. 63, 1-13 odd EXIT Ticket EQ: How do you solve and apply proportions? I will solve and apply proportions?

Rewriting a geometric formula (2.5) EQ: How do you solve literal equations?

Rewriting a geometric formula (2.5) EQ: How do you solve literal equations?

Solving a proportion using the cross products property EQ: How do you solve and apply proportions? I will solve and apply proportions?

Think pair share EQ: How do you solve and apply proportions? I will solve and apply proportions?