Equation Solver
Solve systems of two linear equations with two unknowns using Cramer's rule. Step-by-step solutions. Free, no sign-up.
How to Use
1
Enter equation 1
Type coefficients a₁, b₁, and c₁ for the first equation.
2
Enter equation 2
Type coefficients a₂, b₂, and c₂ for the second equation.
3
View solution
See values of x and y with step-by-step Cramer's rule solution.
Features
2×2 Systems
Solve systems of two linear equations with two unknowns.
Cramer's Rule
Uses determinants for efficient and clear solutions.
Edge Cases
Detects parallel lines (no solution) and coincident lines (infinite solutions).
Precise Results
Results computed to 6 decimal places.
Frequently Asked Questions
Calculator guides
Recommended Reading
Practical guides matched to this calculator, its inputs, and the result users need to trust.
4 guides