SOLUTION: Simplify 1/(3 + x)

SOLUTION: Simplify 1/(3 + x) - 1/3 all over x

Question 207515: Simplify
1/(3 + x) - 1/3 all over x
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
{ 1/(3+x) -1/3} /x,,,,,invert and multiply
.
{1/(3+x) -1/3} * 1/x
.
find LCD and simplify
.
[ {3-(3+x)}/ 3(3+x) ] * 1/x
.
[ { -x/(9+3x)} ] * 1/x
.
-1/(9+3x)
.
check,,,let x=2,,,both answer and original = -1/15,,,,ok
.

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