Answer:
n=12
Step-by-step explanation:
I'm assuming you want to solve for <em>n</em>
First, you must use distributive property:
-30=-2n-6
Then, add 6 to both sides
-24=-2n
Finally, you must divide by -2
12=n
Answer:
How much does he spend? You mean Do you have the cost?
Step-by-step explanation:
ANSWER

EXPLANATION
If the two events are disjoint, then they are mutually exclusive.
This means that their intersection is zero.
Therefore

This implies that,


The probability that the two events will occur together is 0, which means an impossibility.
Answer:
40% increase
Step-by-step explanation:
10 is you 100%
if it increased to 14, then that means your 100% = 10 increased +4 which is the 40%