Linear Equations Practice

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Practice Problems

Difficulty: Easy Medium Hard

Method: Any Method Substitution Elimination

Score: 0 | Streak: 0 | Highest Streak: 0

Solve the following system:

Solution:

Solution:

Graphical Solution

Graph shows the two equations and their intersection point.

Saved Problems

Progress Stats

Problems attempted: 0

Correct answers: 0

Accuracy: 0%

Challenge Problem

Quick Reference

Substitution Method:

1. Solve one equation for one variable
2. Substitute into other equation
3. Solve for remaining variable
4. Back-substitute to find first variable

Elimination Method:

1. Multiply equations to align coefficients
2. Add/subtract to eliminate one variable
3. Solve for remaining variable
4. Substitute back to find first variable

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