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

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Vocabulary[edit]

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

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

Lesson[edit]

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 Problems[edit]

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 Games[edit]

Put links here to games that reinforce these skills

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

Practice Problems[edit]

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

Practice Problem #1:

Answer:

Practice Problem #2:

Answer :

Practice Problem #3:

Answer: