2×2 System of Equations
Solve a 2×2 system of linear equations a₁x + b₁y = c₁ using Cramer's rule.
Cramer's rule
det = a₁b₂ − a₂b₁. If det ≠ 0: x = (c₁b₂ − c₂b₁)/det, y = (a₁c₂ − a₂c₁)/det.
Frequently Asked Questions
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How accurate is the 2×2 System of Equations?
Our 2×2 System of Equations uses industry-standard formulas and methodology. You can view the exact formula and calculation logic used in the methodology section above to verify the math yourself.
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