Question

If x=5 is solution of kx2-14x-5=0,what is the value of k?

Answer 1

Answer:

6.5

Step-by-step explanation:

kx2-14x-5=0

10k-14x-5=0

10k-70-5=0

10k-65=0

10k=65

10k      65   divide everything by 10

----------------

    10

anwser=6.5