Answer:
(3b + c)(a - 2b)
Step-by-step explanation:
Given
3ab - 6b² - 2bc + ac ← Rearranging
= 3ab + ac - 6b² - 2bc (factor the first/second and third/fourth terms )
= a(3b + c) - 2b(3b + c) ← factor out (3b + c) from each term
= (3b + c)(a - 2b)
Answer:
6.4
Step-by-step explanation:
she has been riding her bike for 6.4 hours.
-6.125 is bigger because -6 1/5 is equal to -6.2 witch is smaller