5 9x + 3
elv
(4 marks]
4. Seth has 18 balls in his bag. There are twice as many green balls as there are
yellow balls in his bag. If x represents the number of yellow balls:
a. Write an equation to represent the number of balls in the bag. 12 marks]
b. How many yellow balls are in the bag
[2 marks]
c. How many green balls are in the bag
[1 mark]​

please help me it is an examination crisis