Answer:

Step-by-step explanation:
Notice that ∠7 is the vertical angle to 151°.
Vertical angles have the same measure.
So, ∠7 is <em>also</em> 151°.
Our answer is 151°.
And we're done!
Answer:
26/52 or 1/2
Step-by-step explanation:
There are 1-9, King, Queen, Jack, for both Diamonds and Hearts
<u>Answer:</u>
-1/12
<u>Step-by-step explanation:</u>
We are given the following expression and we are to simplify it leaving the answer in the form of an improper fraction:

We will start by adding the first two fractions by taking their LCM and making it a single fraction to simplify the expression further:

Now subtracting
from the result obtained above:
