Answer:
-4a+22b
Step-by-step explanation:
If you add the terms with "a" (12a and -16a) you get -4a.
If you add the terms with "b" (26b and -4b) you get a positive 22b.
You can write the answer as -4a+22b or 22b-4a.
combine terms: 12a + 26b -4b – 16a
