-2x and 4x
and x2 so tats it
Answer:
36.36% probability that she gave birth to quadruplets
Step-by-step explanation:
A probability is the number of desired outcomes divided by the number of total outcoes.
Desired outcomes:
Giving births to quadruplets.
She has 4 sets of quadruplets.
So 
Total outcomes:
At least 3 children(triplets).
7 sets of triplets and 4 sets of quadruplets.
So 
Probability:

36.36% probability that she gave birth to quadruplets
You must begin by isolating the x.
1. add -35 to the other side of the equation
2. divide by 8 to get x by itself
Hope this helps!
The answer to the question should be option B
Answer:
Step-by-step explanation:
D. D is the answer