Answer:
(-7,-15)
Step-by-step explanation:
We can substitute first y in the second y. Both equations are also functions. We can merge the equations.

Substitute x = -7 in any given equations. I will choose the second equation to substitute in.

<u>Answer</u><u> </u><u>Check</u>
Substitute both x and y in both equations.

The equation is true for (-7,-15).

The second equation is true for (-7,-15).
Therefore our answer is (-7,-15)
There will be 100 hand shakes because you would do 10x10 which is 100
Answer:
In the picture
Step-by-step explanation:
Answer:
I would say -19, not 100% sure tho!