Question

if (5,k)is the solution of the equation 2x+y-7=0 find the value of k

Answer 1

$\huge\red{\bf{\underline{\underline{Solution:-}}}}$

According to the question,

(5, k) = (x, y)

$2x + y - 7 = 0$

$⇒2 \times 5 + y - 7 = 0$

$⇒10 + y - 7 = 0$

$⇒y = 7 - 10$

$⇒y = - 3$

$⇒k = - 3$

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Answer 2

Answer:

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