## workin_daily 3 years ago Simplify (3/x) + (3/(x+1)) - (3/(x+2))

1. workin_daily

|dw:1342158168800:dw|

2. Coda

What do you need to have in order to add and subtract fractions directly using the denominators?

3. Wired

$\Large \frac{3}{x}+\frac{3}{x+1}-\frac{3}{x+2}$ Multiply everything by 1 in one form or another so that the denominator for all 3 fractions is (x)(x+1)(x+2).