Answer:
I'm pretty sure it's A. It will help you get your equations set up correctly
Step-by-step explanation:
For anyone needing this answer in the future lol
Answer:
All the options are correct
Answer:
The sum is equal to 
Step-by-step explanation:
we know that
The formula to calculate the sum is equal to

In this problem
-----> number of terms
a1 is the first term

an is the last term

substitute

Answer:
the most sensible answer is probably 48
Step-by-step explanation:
16 inches is a feet and 4 inches long that's long for beads
Answer:
No; y does not very directly with x.
Step-by-step explanation:
y=2x: 2×6 is not 18
y=3x: 2×3 is not 6
y=4x: 3×4 is not 6