The answer should be option D.
Because natural number can be negative .
Answer: 3rd choice is the right answer
Just multiply 100 feet by 12 and you get 1200 inches per second, so more.
Answer:
d
Step-by-step explanation:
Answer:
(3,-1)
Step-by-step explanation:
So we have the system of equations:

As directed, add straight down. The y-variable will cancel:

Now, divide both sides by 5. The left cancels:

So x is 3.
Now, substitute 3 for x in either of the equations:

Substitute 3 for x:

Multiply:

Subtract 9 from both sides:

So, our answer is: x=3, y=-1 or (3,-1).
And we are done :)