Answer:
x = 11
Step-by-step explanation:
the angles are alternate exterior and therefore equal eachother
so 100 = 9x- 1
100- 1 = 9x-1 + 1
99 = 9x
99/9 = 9x/9
11 = x
9x + 1 + 100 = 180
9x + 101 = 180
9x = 99
sorry if image isn't clear, tried many shots
23/5 = 4 3/5
12/4 = 3
36/6 =6
29/6 = 4 5/6
47/8 =5 7/8
Answer
The answer is $3,540 hope it helps.