Answer:
→ 4. 
→ 3. 
→ 1.
→ 2.
Step-by-step explanation:
You need to:
Factor out 2 from
, then you get the equivalent expression:
this matches with OPTION 4
Factor out 2 from
, then you get the equivalent expression:
this matches with OPTION 3
Make the subtraction for
, then you get the equivalent expression:
this matches with OPTION 1
Factor out 2 from
, then you get the equivalent expression:
this matches with OPTION 2