Respuesta :

Option D should be the correct answer. 
Photomath is a great app to use for algebra problems.
carlosego
For this case, what you should do is follow the steps below.
 Step 1:
 Cross product for sum of fractions.
 Step 2:
 Rewrite the expression Adding and subtracting terms from the same grade.
 Step 3:
 Simplify expression.
 Answer 
 Option 4
 See attached image.
Ver imagen carlosego