Basic Algebra/Solving Equations/Solving Equations with Variables on Both Sides of the Equation

< Basic Algebra

Contents

VocabularyEdit

Variable - a letter ( - ) that takes the place of a number.

Equation - an example would be like   (The answer is   )

LessonEdit

NOTE: WHAT YOU DO TO ONE SIDE YOU MUST DO TO THE OTHER SIDE! NO EXCEPTIONS!

1) do the distributive property.

2) Combine like terms on both sides.

3) add/subtract numbers next to a variable on both sides.

4) divide by the number next to the variable on both sides.

5) The answer should look like:   or  .

(Note: the variables and numbers may vary in your answer.)

Example ProblemsEdit

A simple problem:


 <---Problem

 <---Distributive Prop.

 <---Subtract the variables with numbers next to them.

 <---This is what you're left with.

 <---get rid of the 50 by subtracting

 <---This is what you're left with.

 <---Get rid of the three by dividing by three

 <---This is your answer.

Practice GamesEdit

Put links here to games that reinforce these skills

Purplemath.com: http://www.purplemath.com/modules/index.htm

Practice ProblemsEdit

(Note: put answer in parentheses after each problem you write)

Practice Problem #1:

 

Answer:  

Practice Problem #2:

 

Answer : 

Practice Problem #3:

 

Answer: