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Pair of Linear Equations in Two Variables - Coggle Diagram
Pair of Linear Equations in
Two Variables
General form
Rules
a1,b1and a2,b2 cannot be Zero
a1,a2,b1,b2,c1,c2,c2-Real numbers
Solutions
Algebraic Methods
By Substitution
By Elimination
By Cross-multiplication
Graphical Representation
Unique solutions
Infinitely many solution
Coincident Lines
No solution
Parallel lines
Intersecting lines
Equations
x-axis:y=0
y-axis: x=0
Line parallel to y-axis: x=constant
Line parallel to x-axis: y=constant