Answering this problem just needs some uncomplicated algebra. If we suppose the expense of celery = x, then the expense of onions = 2x, and cost on the carrots is 4x, such that the whole price of all greens = x + 2x + 4x = 7x = 21 https://casestudyanalysis08328.full-design.com/5-essential-elements-for-case-study-assignment-help-82593223