Answer:
x = 2
Step-by-step explanation:
(16 =
and 8 =
)

Since the base number is 2, the exponents must equal each other.
So:
12x = 3x+18
9x = 18
x = 2
There are a lot of ways but here are a couple of examples.
1. 1,2,3,4,5 - 1,2,4,5,3 - 1,4,5,3,2...... So on Hope this helps:)
Answer:
each book was $16
Step-by-step explanation:
140-12=128 divided by 8 = 16
hope this helps!
Answer:
2 Significant Figures
Step-by-step explanation:
The A and the .