Question

find the value of k:-
(2+k) (2k+5) =k(1+2k)​

Answer 1

Answer:

4k + 10 + 2k^2 + 5k = k + 2k^2

2k^2 + 9k + 10 = 2k^2 + k

9k - k = - 10

8k = -10

k = -10/8= -5/4