Answer:
2 liters
Step-by-step explanation:
Let
x ----> amount of the orange juice originally in the container in liters
we know that
The amount of the orange juice originally in the container multiplied by 3/8 must be equal to 3/4 of a liter of orange juice
so
The linear equation that represent this situation is

solve for x

Answer:
no solution
Step-by-step explanation:
these are the same equation.
bottom one is the top multiplied by 2
A fraction and a percentages are equivalent.
30 out of 60
= 30/60
= 3/6
= 1/2
but especially:
= 50/100
which means:
50 out of 100
or
= 50%