# Solving Subtraction Equations with Two or More Variables

Instructions:

question 1 of 3

### If a problem has four variables, how many equations will it have?

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### 2. Solve for y. x - y = 1 3x - y = 5

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This interactive quiz and worksheet combo can be used at any time to challenge your knowledge of multi-variable equations using subtraction.

## Quiz & Worksheet Goals

Topics included in this quiz will be:

• Solving an equation to find multiple missing variables
• Identifying examples of the appropriate number of equations to variables
• Deciphering the number of equations that will be needed

## Skills Practiced

Practice these skills while using this interactive quiz and worksheet:

• Interpreting information - study a given problem and recognize an example that has the appropriate number of equations per the number of unknown variables
• Problem solving - solve an equation to find undefined variables
• Critical thinking - apply the tactics in the lesson to find the value of multiple variables within an equation