Question

if x=2k-2 and y=k+1 is a solution of equation 2x-y=4 find value of k

Answer 1

Answer:

Put x=2k-2 and y=k+1 in the given equation 2x-y=4,we have

2(2k-2)- (k+1)=4

4k-4-k-1=4

3k=4+5

3k=9

k=3

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Answer 2

Answer:

=> 2(2k-2)-(k+1)=4

=> 4k-4-k-1=4

=> 3k=4+5

=> 3k=9

=> k=9/3

=> k=3.

Step-by-step explanation:

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