19. 18. Multi-Step Sara and Jon each ordered a
medium pizza. Sara ate 3/8 of her pizza for
lunch and 1/4 for a snack. Jon ate 1/2of his pizza
for lunch and 1/4
for a snack. How much more
pizza did Jon eat?

1/8

Step-by-step explanation:

Sara: 3/8+1/4=5/8

Jon: 1/2+1/4=6/8

6/8-5/8=1/8

1/8 more pizza Jon ate than Sara

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

first one because it can't have a fraction in it

step-by-step explanation: