Which line has the same as the line passing through (-4,-1) and (-1,-7)

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.

Can some one explain this i got sent this. is this a threat i’m scared

Find the distance between c and d on the number line c=3 and d=11