Answer:
-30 ?
Not really sure what you mean by that but, -19-11= -30 is all I know.
There are 30, 2 seconds in an hour. So you multiply the feet by 30 to get 90 feet.
Answer:

Step-by-step explanation:
Observing the figure
we know that
----> by supplementary angles
Solve for x

Y=50-3.25X after 12 lunches it would have a value of 11$
Answer:
False, all even numbers are divisble by 2
Step-by-step explanation: