x + ky –10 =0 and 2x - 8y -7 =0 Find the value of k.
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Answer:
x+ky-10 = 2x-8y-7 = 0
x+ky-10=2x-8y-7
ky=2x-8y-7-x+10
ky=x-8y+3
k=x-8y+3/y
so,k=x/y-8+3y
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