Find the slope of the line that passes through Point A (-3, 5) and Point B (-6, 7), using m rise/run

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?