kx + 5y = 11 has a solution (4, -1), (Find the value of k)
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Answered by
4
kx+5y=11
(x,y)=(4, -1)
k(4)+5(-1)=11
4k-5=11
4k=11+5=16
4k=16
k=16/4
k=4
(x,y)=(4, -1)
k(4)+5(-1)=11
4k-5=11
4k=11+5=16
4k=16
k=16/4
k=4
Answered by
1
kx+5y=11 (4,-1)
k(4)+5×(-1)=11
k×4+(-5)=11
4k-5=11
4k=11+5
4k=16
k=16/4
k=4
k(4)+5×(-1)=11
k×4+(-5)=11
4k-5=11
4k=11+5
4k=16
k=16/4
k=4
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