Suppose you and your cousin have a painting business,...

Question

 have a painting business, and that you can paint 2 more rooms per day that your cousin. Let x the number of rooms per day you can paint working alone. Working together, how many rooms per day can you and your cousin paint? Express your answer in terms of x. 

Answer 1

x represents rooms you can paint in a day

x/2 represents rooms your cousin can paint in a day

 

x + x/2 represents the number of room you both can paint in a day