Question

(4x)+(ky)=10

x=10
y=(-5)
find the k.​

Answer 1

Answer:

Put the value of x and y in the equation :

(4x) + (ky) = 10

(4×10) + (k×-5) = 10

40 + (-5k) = 10

40 - 5k = 10

40 - 10 = 5k

30 = 5k

30/5 = k

6 = k

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Answer 2

Answer:

Step-by-step explanation:

(4x+ky)=10

4(10)+k(-5)=10

40+-5k=10

-5k=10-40

-5k=-30

K=-30/-5

K=6

Ans:- k=6