Mathematics
Assertion (A): A solution of x - y = 1, 2x + y = is x = , y = . Reason (R): One of the methods of solving a pair of linear equations is elimination method. 1. Assertion (A) is true, Reason (R) is false. 2. Assertion (A) is false, Reason (R) is true. 3. Both Assertion (A) and Reason (R) are true, and Reason (R) is the correct reason for Assertion (A). 4. Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct reason (or explanation) for Assertion (A).
Related Questions
A pair of linear equations which has a unique solution x = 2, y = -3 is
x + y = -1
2x - 3y = -52x + 5y = -11
4x + 10y = -222x - y = 1
3x + 2y = 0x - 4y - 14 = 0
5x - y - 13 = 0
Consider the following two statements.
Statement 1: A solution to linear equation 5x - 2y = 1 is x = 3, y = 7.
Statement 2: The linear equation 5x - 2y = 1 has a unique solution.
Which of the following is valid?
Both the statements are true.
Both the statements are false.
Statement 1 is true, and Statement 2 is false.
Statement 1 is false, and Statement 2 is true.