1.

Find the value of k if (3, - 4 )is solution of 5 x + k y = 7.

Answer» \huge{hey\:mate}

Here is your answer > >

5x+ky=7

x=3 and y=-4

Putting the values of x and y

5 (3)+k (-4)=7

15-4k=7

15-7=4k

8=4k

k=8/4

k=2

Hope it HELPS!

Thankyou ☆ ☆


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