Answer:
Option 1 -
- log Subscript 2 Baseline 9 + 3 log Subscript 2 Baseline x
Step-by-step explanation:
Given : Expression 
To find : Which expression is equivalent to given expression ?
Solution :
Expression 
Applying logarithmic property, 

Using property, 

i.e. log Subscript 2 Baseline 9 + 3 log Subscript 2 Baseline x
Therefore, option 1 is correct.
4x+7+2x-5+4x-6 or 10x+7-6-5
Answer:
125
Step-by-step explanation:
To find volume you use length x width x height. All sides of a cube or square with always be the same so just use the equation 5 x 5 x 5 to get the answer.
Let, the number = x
Then, x * 130% = 52
x * 1.30 = 52
x = 52/1.30
x = 40
So, the number is less than 52
Hope this helps!