Write in slope intercept form the equation of a line that has a slope of -5 and passes through point -2,-6

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

Which best describes the function on the graph? direct variation; k = −2 direct variation; k = -1/2 inverse variation; k = −2 inverse variation; k = -1/2

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n