8 x 64
=64 x 2 x 4
=128 x 2 x 2
=256 x 2
=512
Answer:
-4,-2,-1
Step-by-step explanation:
The next term is going to be the previous number divided by two
The answer is D. The +1 refers to the extra cup leftover from a previous bag. X represents how many cups are in each bag, and that is what you need to know. The three represents how many bags she bought, and the 25 represents how many cups of birdseed she had overall.
Hopefully this helps!
7 inches = 49 cents
8 inches = 56 cents
11 inches = 77 cents
Make sure that the subtraction is set up in the correct order. We are subtracting -7+2 FROM 2n-1.
(2n-1) - (-7n+2)
Distribute the negative.
(2n-1) + (7n-2)
Combine like terms.
9n - 3
The answer is B.
