[-½, ¾]; use either "Substitution" or "Elimination" to do this, and you'll see that this answer is correct.
Parenthesis, exponents, multiplication and division, addition and subtraction
1,2 and 5 is the answers I think
Answer:

Step-by-step explanation:
Given



Required
Determine 
From laws of probabilities:

In this case:



Answer:
i need more information
assuming this is a facotr tree, what is the number stemming from the TOP? i cant solve it without any numbers
xx
Step-by-step explanation:
god please learn from these answers so you don't have to wait for ppl to notice your questions