SOLUTION: this one is really hard and I dont know what to do x+2/x over x-2/3x a. -4/3 b. -3 c. x^2-4 over 3x^2 d. 3(x+2) over x-2

Algebra ->  Algebra  -> Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: this one is really hard and I dont know what to do x+2/x over x-2/3x a. -4/3 b. -3 c. x^2-4 over 3x^2 d. 3(x+2) over x-2      Log On

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Question 103654: this one is really hard and I dont know what to do
x+2/x over
x-2/3x
a. -4/3
b. -3
c. x^2-4 over 3x^2
d. 3(x+2) over x-2
Answer by ankor@dixie-net.com(15649) About Me  (Show Source):
You can put this solution on YOUR website!
this one is really hard and I dont know what to do
%28%28x%2B2%29%29%2Fx
--------
%28%28x-2%29%29%2F%283x%29
:
Remember, that when you divide fractions, you invert the dividing fraction & multiply so we have:
%28%28x%2B2%29%29%2Fx * %283x%29%2F%28%28x-2%29%29
:
Cancel out x:
(x+2) * 3%2F%28%28x-2%29%29 = %283%28x%2B2%29%29%2F%28%28x-2%29%29 which is d