Math
Cramer's Rule Calculator
2×2 Cramer solution of a1 x + b1 y = c1, a2 x + b2 y = c2.
Free to use — no sign-up or login.
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det A
Amortization schedule
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This free Cramer's Rule Calculator covers 2×2 Cramer solution of a1 x + b1 y = c1, a2 x + b2 y = c2.
Enter the Cramer's Rule Calculator fields, then read the output. Math calculators on this site keep the formula visible beside the form, with no account required.
Using the Cramer's Rule Calculator
2×2 Cramer solution of a1 x + b1 y = c1, a2 x + b2 y = c2. Typical inputs are a₁, b₁, c₁ and a₂. How it works beside the form states the identity the Cramer's Rule Calculator applies.
FAQ
How do I use the Cramer's Rule Calculator?
Open the Cramer's Rule Calculator, fill a₁, b₁, c₁ and a₂, and read the result. Replace a column of the coefficient matrix by the right-hand side and ratio determinants.
What formula does the Cramer's Rule Calculator use?
The Cramer's Rule Calculator uses the identity in How it works. In words: Replace a column of the coefficient matrix by the right-hand side and ratio determinants.