Line m has the equation y = 3x + 5. Line n has the equation y = kx + 7. Lines m and n intersect at the point (-4, -7). What is the value of k?
What is the value of k?
Hello Guest!
\(y=kx+7\\ P(x_P,y_P)=P(-4,-7)\\ k=-\dfrac{7-y_P}{x_P}=-\dfrac{7-(-7)}{-4}\)
\(k=3.5\)
Equation m does not matter.
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