**Answer:**

See below.

**Step-by-step explanation:**

First, factor the numerators and the denominators:

Now, make the two denominators equivalent. To do this, we can multiply the first term by (z+1) and multiply the second term by 2. This will give us:

Now, combine them since they have a common denominator:

This cannot be simplified further.

**Answer:**

January.

**Step-by-step explanation:**

If the month is January then it is a winter month.

B

my answer has to be at least 20 letters.....

**Answer:**

your correct on all

**Step-by-step explanation:**

**Answer: 200 students were in the program**

**Step-by-step explanation:**

170/85% = total/100%

This is the same as ...

total = 170/0.85 = 200

hope this helps