RATL 2 | Lesson 1 | Practice (Simplify Rational Expressions) Simplify Rational Expressions Try the following problems. Problems: \(\dfrac{4a-12}{4a}\) \(\dfrac{4a^2+12a+8}{a+1}\) \(\dfrac{a^2+3a+2}{4(a+2)}\) Check solutions here. Go to Making Connections (Rational Expressions) Like this:Like Loading...