Answer:
76233
Step-by-step explanation:
Add the numbers together:
75444 + 789 = 76233
Ratio is a comparison of two values or two quantities.
Fraction is a another form of ratio.
The first term and the second term in the ratios are important.
It should not be changed.
The first quantity value is in first term and the second quantity value is in second term of the ratio.
Ratio and fractions are same.
Example:
The ratio of male to female in the school is 5 : 6.
5 represents male students and 6 represents female students.
The fraction form of the above ratio is 
<span>Solve for "x":
a/x = x/4a
---
x^2 = 4a^2
x = 2a</span>
I don't know how you expand it but the answer is 3x + 25 unless that's expanding.