If a pair of linear equations has infinitely many solutions, then the lines representing them will be
The pair of linear equations 2x + 3y = 5 and 4x + 6y = 10 is
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If am ≠ bl, then the system of equations, ax + by = c, lx + my = n
The pair of equations y = 0 and y =  7 has
The father’s age is six times his son’s age. Four years hence, the age of the father will be four times his son. The present ages (in years) of the son and the father are, respectively.
The pair of equations x = a and y = b graphically represents lines which are
The sum of the digits of a twodigit number is 9. If 27 is added to it, the digit of the number gets reversed. The number is
If x = a, y = b is the solution of the pair of equations x  y = 2 and x + y = 4, then the respective values of a and b are
A pair of linear equations which has a unique solution x = 2, y =  3 is
116 videos420 docs77 tests

Points to Remember: Pair of Linear Equations in Two Variables Doc  4 pages 
NCERT Exemplar: Pair of Linear Equations in Two Variables 1 Doc  32 pages 
NCERT Exemplar: Pair of Linear Equations in Two Variables 2 Doc  10 pages 
Pair of Linear Equations in two variables: Graphical Method Video  17:23 min 
Practice Test: Pair of Linear Equations in Two Variables Test  25 ques 
116 videos420 docs77 tests

Points to Remember: Pair of Linear Equations in Two Variables Doc  4 pages 
NCERT Exemplar: Pair of Linear Equations in Two Variables 1 Doc  32 pages 
NCERT Exemplar: Pair of Linear Equations in Two Variables 2 Doc  10 pages 
Pair of Linear Equations in two variables: Graphical Method Video  17:23 min 
Practice Test: Pair of Linear Equations in Two Variables Test  25 ques 