What is 4+(-2) equal?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Which expression will have the same sum as 3_8 + 1/4?

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.