If an experiment has
possible outputs, each with probability

then the sum of all probabilities is always one:

So, in your case, you have

plugging in the given values:

we can deduce that

Step-by-step explanation:
x = -6.5
these angles are congruent so
5x-7=7x+6
Answer:
y=40x
Step-by-step explanation:
each notch equals 5 units.
Answer:
8/8=16
Step-by-step explanation:
4/2=2
2x8=16
8/8(whole)=16