Question

(b) Find K, so that x = 3 is a solution of the equation K+8 = x-7​

Answer 1

Answer:

-4

Step-by-step explanation:

If x=3 then,

k+8=3-7

k+8=-4

k=-4-8

k=-4

Answer 2

Step-by-step explanation:

K+8 = x-7

K+8 = 3-7

K+8 = -4

K = -4-8

K =-12

Hope it helps u