Answer:
Step-by-step explanation:
In school i did these but i have no clue how to do them.I will try though:)
Answer:-46
Step-by-step explanation: just took test
We have events:
A - <span>customer orders a chicken sandwich
</span>B - <span>customer orders french fries
and probabilities:

so:

</span>
Answer:
7
Step-by-step explanation:
-8 is a negative number for example if you have -8 and you wanna get it to 0 you add 8 you don't have to do that with 7 it's a "positive" number