Question:
If (2, 0) is a solution of the linear equation 2x + 3y = k, then the value of k is
(a) 4
(b) 6
(c) 5
(d) 2
Solution:
(a) Since, (2, 0) is a solution of the given linear equation 2x + 3y = k, then put x =2 and y= 0 in the equation.
=> 2 (2) + 3 (0) = k => k = 4
Hence, the value of k is 4.