The greatest common factor (GCF) of two or more numbers is the _[blank 1]_ they have in common. To find the GCF, find the _[blank 2]_ of both numbers and identify their common _[blank 3]_s. Then, multiply them together to get the GCF.

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

What is the lcm of 16 and 40 ? 24 and 40 ?