SOLUTION: I am having trouble solving this rational expression. 4a/5a-10 + 3a/10a-20 Kerri

Question 242416: I am having trouble solving this rational expression. 4a/5a-10 + 3a/10a-20

Kerri
Answer by MRperkins(300) (Show Source): You can put this solution on YOUR website!
Hi, Kerry. I will do my best to help you. If you need additional help, I can work some problems out on paper, scan them and email them to you. You can reach me at justin.sheppard.tech@hotmail.com with any follow up questions or if you have any other questions throughout the year. I will be happy to help explain anything that you are not understanding. It is very important that you learn these concepts now so that you are able to understand your future math courses.
So, you have
You need to get common denominators, remember
So, you need to multiply the top and bottom of the left fraction by 2 and you get:

Now that you have a common denominator, you can add the two fractions and you get:
or just
RELATED QUESTIONS
I am having trouble with understanding how these problems are worked out. what do I do... (answered by mbarugel)

How would you multiply the problem, -5a^3(4a^4-3a+1). i am having a lot of trouble with... (answered by rothauserc)

i am having trouble solving this equation how can you factor 2a2 + 1 + 3a (answered by josmiceli,MathTherapy)

can you help me by subtracting this rational expression (4a)/(a^2 + 6a + 5) -... (answered by Maths68)

I am in elementary algebra in college. The title of the section I am in is "solving... (answered by rapaljer)

-2[3a-2(4a-1)]+2=2a+3-3 please help me solve this problem i am having alot of trouble. (answered by tutorcecilia)

Simplify This Rational Expression... (answered by checkley77)

How do I simplify... (answered by jim_thompson5910)

i am having trouble with solving rational inequalities. especially ones like this: x+1/3... (answered by rfer)