Solution of a LE in 2 variables
Trending Questions
Q.
If is the set of even natural numbers less than and is the set of prime numbers less than , then the number of relations from to is
Q.
If is the set of even natural numbers less than and is the set of prime numbers less than , then the number of relations from to is
Q.
Which of these points lie on the line 7x+8y=61?
(-3, 7)
(2, 5)
(3, 5)
(3, 4)
Q.
Verify if (3, -1) is a solution of 4x+5y=7
True
False
Q.
Which among the following is the solution of 3x+4y=6?
(3, 2)
(-2, 3)
(-4, 5)
(4, 3)
Q. If (2, 2) lies on 4x+5y=k, the value of k = ______.
- 14
- 16
- 17
- 18
Q. For which values of a and b does the following pair of linear equations have an infinite number of solutions?
2x+3y=7
(a−b)x+(a+b)y=3a+b−2
2x+3y=7
(a−b)x+(a+b)y=3a+b−2
- a=1 and b=7
- a=13 and b=6
- a=2 and b=10
- a=5 and b=1
Q. Solve the following system of linear equations.
x−2y=0
3x+4y=20
x−2y=0
3x+4y=20
Q.
One of the values given in brackets next to each equation satisfies the equation . Find that value .
Q. Solvw the following pair of linear equations:
2x+5y=13 and 4x−9y=7
- (2, −3)
- (1, 4)
- (−2, 3)
- (4, 1)
Q.
If a linear equation has solutions and then its of the form: