Learning Objective 18-Jun-16 To understand how to solve equations.

Slides:

Advertisements

Similar presentations

7-9: MORE About Complex Numbers Goal: Be able to solve equations with complex numbers, multiply complex numbers, find conjugates of complex numbers, and.

Advertisements

Equations with the unknown on both sides.

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

Complex Numbers Section 2.1. Objectives Rewrite the square root of a negative number as a complex number. Write the complex conjugate of a complex number.

Simultaneous Equations The Elimination method. If a pair of simultaneous equations contain an x - term which are exactly the same, we can solve them by.

Year 9 Maths Algebra Expressions and Equations Introduction.

Inequalities What are the meanings of these symbols?

Algebraic Fractions and Forming Equations Learning Outcomes  Simplify algebraic fractions  Add, subtract, multiply and divide algebraic fractions  Solve.

Solve the equation -3v = -21 Multiply or Divide? 1.

1. solve equations with variables on both sides. 2. solve equations containing grouping symbols. 3.5 Objectives The student will be able to:

Symbols, notation and terminology 6.1 Symbols and notation Distinguish the different roles played by letter symbols in algebra, using the correct notational.

Fractions, Decimals, and Percents. Percents as Decimals To write a percent as a decimal, divide by 100 and remove the percent symbol. Example 1: 63% 63.

Quadratics Solving equations Using “Completing the Square”

Jeopardy Solving Equations Add and Subtract Multiply and Divide Multi-Step Variables on each side Grouping Symbols $100 $200 $300 $400 $500 $100 $200.

Elimination method Solving linear equations simultaneously.

Indices and Exponential Graphs

Solve two-step equations. 3.4 Objective The student will be able to:

Solving Equations Inverse operations. INVERSE = Opposite If I am solving an equation using inverses operations, I am solving it using opposite signs.

Expressions EquationsPhrases Inequalities Mixed

* Collect the like terms 1. 2a = 2a x -2x + 9 = 6x z – – 5z = 2z - 6.

Solving 2 step equations. Two step equations have addition or subtraction and multiply or divide 3x + 1 = 10 3x + 1 = 10 4y + 2 = 10 4y + 2 = 10 2b +

Solving Equations. An equation links an algebraic expression and a number, or two algebraic expressions with an equals sign. For example: x + 7 = 13 is.

1-2 Order of Operations Objective: Use the order of operations to evaluate expressions.

Combining Like Terms and the Distributive Property Objectives: Students will be able to explain the difference between algebraic equations and expressions.

Jeopardy Solving Equations

Solving Absolute Value Inequalities

6-3: Solving Equations with variables on both sides of the equal sign

Solve Systems of Equations by Elimination

LESSON 1.11 SOLVING EQUATIONS

OR How to decide what math symbols to use

Variables on Both Sides with Equations

Warm up 11/1/ X ÷ 40.

Math Objective: Solve Two-Step Equations

Solving 1-Step Integer Equations

Chapter 1 Review Odd/Even, Factors, Prime/Composite, Powers, and

Solving One Step Equations

Solving Linear Systems by Linear Combinations

6-3 Solving Systems Using Elimination

Algebraic Expressions and Substitutions

Identifying Parts of an equation

Oral and Mental Starter

G Dear ©2009 – Not to be sold/Free to use

USING GRAPHS TO SOLVE EQUATIONS

Solving Inequalities Equations

Solving Inequalities Equations

2 Understanding Variables and Solving Equations.

Patterning & Algebra Grade

Review: 6.5b Mini-Quiz 1. Solve: 9x2 – 100 = 0.

Percents Chapter 7 Section 7.5.

Equations – Success if you can do these

a + 2 = 6 What does this represent? 2 a

Simultaneous Equations starter

Changing Forms of Circles

Subtract the same value on each side

Simultaneous Equations

Solving Division Equations

4.5: Completing the square

G Dear ©2010 – Not to be sold/Free to use

Objective The student will be able to:

IF YOU MULTIPLY or DIVIDE BY A NEGATIVE YOU MUST SWITCH THE SIGN!

Learn to solve equations with integers.

Evaluating Algebraic Expressions.

Algebra Revision.

Equations – Success if you can do these

Solving Linear Equations

Solving Inequalities Equations

Presentation transcript:

Learning Objective 18-Jun-16 To understand how to solve equations

Find the cost of the missing items

Learning Outcomes 18-Jun-16 To be able to recognise the role of the equals sign To be able to use a method for solving equations To be able to use symbols to represent unknown numbers

4 + = 9 = MINI WHITEBOARDS

10 ÷ = 2 = MINI WHITEBOARDS

- 4 = 6 = MINI WHITEBOARDS

2 x = 11 = MINI WHITEBOARDS

Solve the equation a + 3 = 10 Equations can be solved using FUNCTION MACHINES a a =

Solve the equation x - 5 = 8 Equations can be solved using FUNCTION MACHINES x x = + 513

Solve the equation 5b = 30 Equations can be solved using FUNCTION MACHINES bx 530 b = ÷ 5 6 6

Solve the equation k ÷ 4 = 6 Equations can be solved using FUNCTION MACHINES k÷ 46 6 k = x 424

Solve the equation 2z + 3 = 19 Equations can be solved using FUNCTION MACHINES zx 219 z = ÷

Solve the equation 5p - 6 = 29 Equations can be solved using FUNCTION MACHINES px 529 p = ÷

Solve the equation 4(g – 3) = 8 Equations can be solved using FUNCTION MACHINES g g = x 4 ÷ 4

Learning Outcomes 18-Jun-16 To be able to use symbols to recognise the role of the equals sign To be able to use a method for solving equations To be able to use letters to replaces numbers and words

Bart thinks of a number. He multiplies it by 3, adds 6 to it and divides it by 9. The result is 3. a) Draw and complete a function machine for this problem b) Solve this problem to find Peter’s number c) EXTENSION: Write an equation for this problem

Bart thinks of a number. He multiplies it by 3, adds 6 to it and divides it by 9. The result is 3.