Question

What is the value of k if x = -3 and y = -4 is the solution of the linear equation in two variables, -kx + 3y + 6 = 0?

No need explanation, just need answer

Answer 1

$\red{Answer}$

-k(-3)+3(-4)+6=0

3k-12+6=0

3k-6=0

k=2

${Answer=2}$

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