Question

help me plz
fill in the blank with the numerator of the difference shown below.
x/x+2 - 1/x+2 =??/x+2

Answer 1

\[\frac{x}{x+2}-\frac{1}{x+2}\] right ?

Answer 2

since the denominators are the same, you can subtract straight across and get
\[\frac{x-1}{x+2}\]

Answer 3

oh got it !! thank you :)