Solving One-Step Equations - PowerPoint PPT Presentation

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Solving One-Step Equations

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Title: PowerPoint Presentation Author: Lynda Greene Last modified by: DIFRANCEISCO, ELIZABETH Created Date: 6/28/2004 6:16:26 PM Document presentation format – PowerPoint PPT presentation

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Title: Solving One-Step Equations


1
Solving One-Step Equations
  • Unit 10

2
To Solve an Equation
  1. Isolate the variable get the letter by itself
  2. Use the Inverse Operation to isolate the
    variable.
  3. Addition Subtraction
  4. Multiplication Division

3
Multiplication
  • when a number sits next to a variable with
    nothing in between the two, the operation is
    multiplication.
  • EX 2x16

4
Example
Number to move the 2
2x 16
2 2
Operation being used x
x 8
Opposite of x ?
5
Divide each side by negative 3
-3x 21
-3 -3
x -7
6
Examples
7
Division
When a number is written as a fraction, the
operation is division.
8
Number to move the 2
x 8
2
Operation being used ?
Opposite of ? x
9
Multiply each side by 2
x 16
10
Examples
11
Balance
  • http//nlvm.usu.edu/en/nav/frames_asid_201_g_3_t_2
    .html?openinstructionsfromcategory_g_3_t_2.html

12
Homework
  • Page

http//www.brainpop.com/math/algebra/equationswith
variables/
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