Hi!! What do you need help with? Solving the problems? Or understanding them? Also 1-9 is a bit blurry, so if you could retake it and repost it, I could solve for them. :). But if you don’t want to, don’t worry.
Answer:
x=7
Step-by-step explanation:
Find slope first



m is undefined- so it is a vertical line
x=7
143.17 times 1.35 = 193.28
Answer:
18
Step-by-step explanation:
10/0.5 = 20
20 * 0.9 = 18