Question

Which expression are equivalent to x/3x+8x/3x? There are 2 answers!!!

•9x/3x
•9x/6x
•3, for x=0
3/2, for x=0

Answer 1

`(x)/(3x)+(8x)/(3x)=(1)/(3)+(8)/(3)=3`

1. Adding denominators, this option is correct.
2. Simplifies to 3/2, so this option is incorrect.
3. This option is correct.
4. This option is incorrect.