In all you have 54 buttons because if you add 10 plus 10 that equals 20 plus 34 and that gets 54 buttons in all
Scholar #2 is correct. You take 15=-3m-18+5m-7 and combie like terms. Which will leave you with 15=2m-25. You will simplify from there, getting 20=m.
Answer:

Step-by-step explanation:
<u>Logarithms</u>
Some properties of logarithms will be useful to solve this problem:
1. 
2. 
3. 
We are given the equation:

Applying the second property:

Substituting:

Applying the first property:

Operating:

Rearranging:

Simplifying:

Dividing by 3:

Applying the third property:

Applying inverse logs:

Answer:
I am pretty sure it's A, 85% sure
Step-by-step explanation:
Sorry wasn't a ton of help, ignore if there is a better answer but you seem like in a rush
Answer:
-11/4
Step-by-step explanation:
(-8 - 3)/[3-(-1)]= -11/4