Answer:

Step-by-step explanation:
we know that
When we compare positive fractions with the same numerator, the largest rational number will be the fraction with the lowest denominator
In this problem we have
and 
Both numerator are equal
Compare the denominators

therefore
is the largest rational number
Answer:
could you upload a picture?
Step-by-step explanation:
Answer:y = (19 - 8x)/3
Step-by-step explanation:
add 8x to both sides ,
-3y = -19+8x
dividing both sides by -3
y = (19 - 8x)/3
Answer:
20/3
Step-by-step explanation:
5/3 x 4/3
5x4=20
keep the denominator
20/3