What is the equation to this answer?
(-6, -5) and (-4, -4)

Find the slope of a line given the following two points

Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.

If f(x)=-3x+2 and g(x)=-7x-2, which point represents f(x)=g(x)?