Pre Algebra, Help! Simplifying Fractions With Variables?

M

Mariah

New member
The answer is 7
----
9

You reduce the fraction by b. Its just like if b were 2. You reduce by 2 and the answer is 7
---
9
 
Okay, So in math we are learning to simplify fractions that have variables. Everytime I try to have my teacher explain it t me he says it way too fast for me to understand though. Can somebody explain how you do it. Thanks!
Here's a problem from my worksheet (P.S. I'm not trying to have people do my homework I just need one I can look off of):

7b
------
9b


Thank You!
-Kylie
 
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