Oakley owns a burger restaurant. The
table below shows the number of
customers who ordered different
choices of side dishes with their
burger on one day.
Oakley randomly chose one of these
customers to get a free smoothie with
their food.
Work out P(fries no mushrooms).
Give your answer as a single fraction in
its simplest form.
Mushrooms No mushrooms
Fries
x+5
6x-12
No fries
3x+13
4x-8