Let x= original number equation: 2x+24=2/7 x move 2x over to the other side of the equation to get 24=-12/7 x. Then, multiply both sides of the equation by -7/12 to isolate the variable. The final answer should be x=-14
When you add up all the marbled you get 19 marbles and since their are 6 pink marbles you get 6/19. Since 6/19 is already in simplest form then that is your answer.
