1.

If x = -1, y = 2 is a solution of the equation 3x+4y = k, find the value of k.

Answer»

3x + 4y = k 

If x = -1, y = 2 is a solution of the equation, then 

⇒ 3 × -1 + 4 × 2 = k 

⇒ k = 5



Discussion

No Comment Found