Answer:
1. b
Step-by-step explanation:
Multiply each exponent inside the parentheses by the exponent on the outside:
8^(-5 x -4) / 2^(-2 x -4)
8^20 / 2^8
The answer is C
Answer:
72 + 8x
you would multiply 8 by 9 + x
Answer:
4
Step-by-step explanation:
12 can be dived into 4 a total of 3 times. 16 can be divided into 4 a total of 4 times
X/3=2
x=6
x/5=3
x=15
x/7=2
x=14
Each time, you multiply both sides by the denominator.
Hope this helps :)