Answer:

Step-by-step explanation:

Combine like terms:

which is

Hope this helps :D
In general, the probability of a disjunction is

In this case, A and B are mutually exclusive, so 
This simplifies the formula to

Answer: 12x squared
Step-by-step explanation:
Well actually that is in the value place of the tenths not tens.
Answer:
cost = 8p + 5
Step-by-step explanation:
$8*[number of pizzas] + $5 delivery fee
$8p + $5
8p + 5
cost = 8p + 5