Question

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

Answer 1

Answer:

$\green{2x+y-7=0}$

$\green{2(5)+k-7=0}$

$\green{10+k-7=0}$

$\green{3+k=0}$

$\green{k=-3}$

Answer 2

Answer:

Refer to the attachment for your answer.