Question

What is the value of k, if (k=5) is the solution of the simultaneous equation 4x+3y=19 & 4x-3y=11

Answer 1

HI FRIEND,

Answer

4k + 15 = 19 → (1)

4k - 15 = -11 → (2)

Add (1) and (2 )

8k = 8

k = 8/8

k = 1

Therefore, the value of k is 1

(HOPE THIS HELPS)