Respuesta :
Answer:
Step-by-step explanation:
first of all use ^ to indicate exponents
simplify
3ab-a^2=3a^2
subtract a^2 to 3a^2
3ab+2a^2
Answer:
-a(a-2b-3)
Step-by-step explanation:
Step 1: Pull out like-factors.
-a^2+ 2ab+3a
Step 2:
-a^+ -a + a + 2ab + 3a
Step 4:
-a(a-2b-3)