Ais a transformation that changes the size but not the shape of an image. a.) rotation b.) translation c.) dilation d.) reflection

Which expression is the factored from of 2/3x + 4?asap

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

Ineed here’s a picture of the question