Answer:

Step-by-step explanation:
The probability for a flip on either side of the coin is always 50% or 
So to get the probability for the three flips just do:
or
×
× 
Either way you solve it the answer is 
The answer is D
i plugged in all the equations and the equation for D is the one that works
<span>B. {-5,-4,-3…. }
............</span>
Answer:
31/458 or 458/31 you worded it confusingly
Step-by-step explanation:
Answer: x = -3
Step-by-step explanation:
i simply divided by -7, in order to get x by itself.
-7/-7x = 21/-7
that cancels out the -7 on the left side, and leaves us with -3 on the right side!
x = -3