Question

Is the ordered pair a solution of the equation?
4x + 5y = -1; (1,-1)
a. yes
b. no

Answer 1

a. Yes

Explanation:

If you plug the numbers in, 1 is x and -1 is y. The equation would look something like this:

4-5=-1

Now, do 4-5

4-5=-1

-1=-1

The answer would be a, yes.

Hope this helps! :D