Question

find the value of k if x is equals to 3 and Y is equal to 2 is a solution of the equation 4 x + K - 1 is equal to 16 ​

Answer 1

x=3

y=2

4x=12

12+k-1=16

12+k=17

k=5

Answer 2

Answer:

4x+k-1=16

4×3+k-1=16

12+k-1=16

11+k=16

k=16-11

k=5