Linear Equations in Two Variables
Maharashtra Board · Class 10 · Mathematics
All formulas from Linear Equations in Two Variables in Maharashtra Board Class 10 Mathematics. Key equations, constants, and identities for board exam preparation.
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Formulas
Core Ideas
ax + by + c = 0
x + y = 4
Graphical Method
Choose at least two ordered pairs that satisfy the equation
Elimination Method Revision
Add or subtract equations to remove one variable
Determinants and Cramer's Rule
Determinant value = ad - bc
D = | a1 b1; a2 b2 |
Dx = | c1 b1; c2 b2 |
Dy = | a1 c1; a2 c2 |
x = Dx / D
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