**Answer:**

6X+35

**Step-by-step explanation:**

**combine like terms which are 21+14 and get 35. Since 6X has a variable, it can't be added to the numbers without a variable. **

**Answer:**

19.33 feet

**Step-by-step explanation:**

As I see it:

her height/her shadow length=flagpole height/its shadow.

6/9=x/29 (20+9)

6(29)=9x

174=9x

174/9=9x/9

19.33=x

The answer to 19b is 35

i’m sorry i don’t know part A

**Answer:**

4.2 miles

**Step-by-step explanation:**

Speed = distance / time

Speed = 6 / 50 = 0.12 miles per minute

PS: You can change the minutes to hours if youd like and it'll be the same answer.

Since he is running at the same rate(speed)

Distance = speed * time

Distance = 0.12 miles/minute * 35 minutes = 4.2 miles

(if you changed your speed to be in miles / hour don't forget to change the 35 minutes to hours