Dan sold half of his comic books and then bought 9 more. he now has 11. how many did he begin with ?

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)

Which graph shows the solution to the system of linear inequalities? y-4t< 4 y