Answer:
The value of the rational expression is 4..
Step-by-step explanation:
The rational expression is:
17+x/ x+2
Put the value x=3 for all x's in the numerator and denominator
=17+3/3+2
Now add both the terms:
=20/5
Now divide both numerator and denominator by 5:
=4
Thus the value of the rational expression is 4..
