PLEASE HELP Write an equation of a line in slope-intercept form with the given slope and y-intercept.
slope: -4, y-intercept: -9.

At his new job, jeremiah can choose an hourly rate of $9 plus a $50 weekly bonus for opening the store, or an hourly rate of $10 per hour with no opening bonus. the equations model his salary options. y = 9x + 50 y = 10x

Find the slope of a line given the following two points

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia