Shifting functions.. anybody happen to know this?

Steve earns $8 per hour his older brother earns $2 more per hour than steve what is the ratio of the money steve earns in an hour to the money of his brother earns in an hour.

Write an equation of the line given the two points below (write your equation in slope-intercept form, y=mx+b): (-4, 4) and (6, -4)

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0