Answer:
x=-5
Step-by-step explanation:

Answer:
2
Step-by-step explanation:
Maybe they got confused or could not read her handwriting well because im pretty sure it is 2
Set equations for both containers:
Condition one: $y=2x$
Condition two: $(y-3)=4.5(x-2)$
plug in $y$ from condition one into the second equation:
$2x-3=4.5x-9$
simplify gives: $2.5x=6$
$\boxed{x=2.4}$
$\boxed{y=4.8}$
Answer:
75
Step-by-step explanation:
showing that the two lines are proportinal based on their markings, it shows that x=55, and then you just do 180-(55+50), which is 75
Answer: Alternate interior angles
Step-by-step explanation: